Solar Charger, 25000mAh Battery Solar Power Bank Portable Panel Charger with 36 LEDs and 3 USB Output Ports External Backup Battery for Camping Outdoor for iOS Android (Black)


Still worrying about the phone being out of power? Power bank capacity is too small? Is it inconvenient to carry?
The ES-982 solar power bank supply meets all your needs. Today, the power bank has become a must-have for people to go out. Our product can be charged by DC5V and solar energy, especially for users who enjoy outdoor sports or travel. And there are three USB ports that can charge three devices at the same time, both for yourself and your friends. In addition, 36 LED high-illumination lights make it easy to deal with power outages or nights.
It is a nice gift for outdoor or travel enthusiasts.

Specification:
Capacity: 25000 mAh
Battery: Lithium Polymer
Input: DC5V/2A
Output 1: DC5V/1A
Output 2: DC5V/2A
Output 3: DC5V/2A
Shell material: ABS
Product size: 7*3.8*1.1in
Product net weight: 19oz

Package:
1* Solar Power Bank
1* Carabiner
1* Manual
1* USB Cable

Product Features

  • 【25000mAh Ultra High Capacity Solar Charger】The solar panel charger built-in 25000mAh Li-polymer battery, it’s enough to charge an iPhone XS for 7.4 times, a Galaxy S9 Plus for 5.7 times, an iPad Pro for 1.6 times!
  • 【Two Charging Methods】The Solar charger powerd by 5V/2A adapter or solar. The blue indicator light is on when charging with the adapter, and the green indicator light is on when charging with solar panel.
  • 【3-USB Ports for Charger】The solar charging powerbank has three USB ports that can charge three devices at the same time, which is convenient for yourself and your friends.
  • 【ABS Material with 36 LEDs】The USB power bank used ABS environmentally friendly material, stylish and decent. Built-in 36 LED lights with powerful lighting function,this Solar phone charger is the best choice for outdoor enthusiasts.
  • 【ONE-YEAR WARRANTY for Solar Power Bank】We’ve got you covered by our One-Year warranty if anything goes wrong, our fast, friendly and hassle-free customer service team is here for you.


Men’s Solar Digital Sports Watch, 50M Waterproof Military Outdoor Watches Black Large Face with Stopwatch Alarm Shock Resistant LED

Product Introduction
This Solar digital sports watch is designed for men who like doing outdoor sports. High-quality and non-toxic PU band as well as fine crafting, this watch offers great softness and comfort
This solar collection presents the eye-catching stainless steel design that every gentleman needs in his watch rotation
It’s fit for outdoor sport and fashion casual styles. We are committed to providing the good products, the most preferential prices and the best services

Product Features
The built-in solar battery eliminates the nuisance of replacing batteries, atomic timekeeping means the users never have to reset the time.
Military style, fashion and unique, show you personality
Soft PU strap, comfortable to wear and durable to use
Super lightweight, adds no bulk or load to your wrist
It’s a nice present for relatives to friends

Display time in numbers indicate the hour, minutes and seconds, display the day & date 12h/24h
Shock Resistant: Suitable for a variety of outdoor and indoor sports, such as swimming, running, climbing, football, casual
Waterproof: 50m water resistance, supports daily waterproof
Functions: Stopwatch, Back Light, LED display, Shock Resistant, Date, Alarm, Solar Energy

Specification
Dial Diameter: 2 in / 5.1 cm
Case Thickness: 0.6 in / 1.5 cm
Band Width: 0.79 in / 2.0 cm
Band Length: 9.84 in / 25 cm
Wrist length: 17-22.5cm / 6.67 in-8.86 in
Product Weight: 1.9 OZ / 54 G
Clasp Type: Buckle
Band Material Type: PU
Case Material: ABS plastic

Note:
Waterproof (50 Meters), not suitable for long time underwater activities such as diving. Please DO NOT PRESS any button underwater

Package:
Men’s Digital Sports Watches ×1
Gift Box ×1
Instruction Manual ×1

Product Features

  • Tough Solar Power: Low carbon and environmentally friendly solar energy, strong power and long endurance! Even if the built-in battery of the movement is used up, it can still be powered by solar energy
  • SPORT WATCHES DESIGNED for MEN: Shock resistant, Lightweight, large face, super easy to read, make it perfect for all kinds of sports and daily use
  • MULTIFUNCTION MILITARY WATCH: Solar power, Auto date, alarm, 12/24h format, water resistant, LED display, shock resistant, stopwatch, back light (show time clearly in the dark)
  • 50M WATERPROOF WATCH for DAILY USE: Waterproof 50M and durable materials suit for all weathers and can be used for a long time. Daily use waterproof, Hand Wash, Rain Day, Sweating, Swimming, No Problem! But please DON’T press the buttons in the water
  • PAIR WITH ANY OUTFIT: This simple and classical design watch will go great with any outfit and any occasion. Made of durable PU material, the strap is flexible and not easy to broke. Case diameter: 51mm/2inch, Band Width: 20mm/0.79inch, suit for wrist 170mm-225mm/6.7inch-8.9inch


Feekea 15000mAh Solar Charger, Outdoor Portable Charger Fast Solar Phone Charger, Dual USB Solar Power Bank External Backup Battery Pack with Flashlight for Cell Phone iPad Tablet Camera (Black)

FEEKEA 15000mAh Huge Capacity solar Portable Charger
Special Design for Outdoor. Compact design and with a hook + Carabiner, so you can freely attach it to your backpack in camping, and it will recharge itself under direct sunshine for emergency.

Dual USB Outputs
5V/1A and 5V/2.1A USB ports for iPhone,iPad/Tablets, Android phone and other smart phones or other electronic devices.
5V/2.0A USB input for fast charge solar power bank itself.
Allow you to charge two devices at the same time, the Solar power charger provides great convenience with you and your friends who needs charging services.

6 LED Flashlight & SOS Function
Built-in bright 6 LED can be used as a torch, or as an emergency lighting in darkness, the flashing light mode can be used as SOS.

Intelligent Security Protection
Avoid over-current, over-voltage, over-load and short circuit,etc. Waterproof dustproof and shock-resistant, ideal for outside use. Long lifespan with more than 400 recharging times.

Warm Tip:
1.Please charge it via outlet at least 6-7 hours at first time use to fully activate this solar panel.
2.Due to sunlight intensity and solar panel conversion rate, it may take a long time to fully charge the power panel. We suggest you fully recharge it via outlet before travel or hiking.

Specification:
Battery type: Li-polymer battery
Material: ABS+PC+Silicone
Capacity: 15000mAh
Solar Charger: Max.5V 250mAh
Input: DC 5V/1.5A
Output1:DC 5V/2.1A
Output2:DC 5V/1A
Size: 160 x 77 x 17mm/ 6.2 x 3 x 0.67 in
Weight: 260g /9.3 oz

Package Includes:
1 x Solar Panel Charger
1 x USB Cable
1 x User Manua
1 x Carabiner

12-Months Warranty – Friendly Customer Service within 12 hours

Product Features

  • HIGH CAPACITY : Built-in 15000mAh high capacity polymer battery equipped with a compact solar panel,It can charge up your phone for 3-6 times if the battery has full energy. You no longer need to worry about your phone battery with it.A Good Backup EMERGENCY Kit for Hurricane Season
  • OUTDOOR PORTABLE STYLE: Made of durable ABS+PC+Silicone material, solar powered bank comes with carabiner and compass, easily hang it on your backpack,hands-free on the go. Compact and reliable. Great for long flights, road trips, hiking, camping or any other outdoor sports.
  • DUAL USB PORT AND CHARGING FAST: 5V/1A, 5V/2.1A outputs are available for most digital equipment like iPhone,iPad,Samsung Galaxy & More. Automatic Smart Identification, makes it easy to charge two smartphones or other 5V USB supported devices. 6 LED lights can be used as flashlight with Steady-SOS-Strobe modes for EMERGENCY use in dark.
  • SOLAR OR DC INPUT CHARGING: Solar Charger, equipped with compact solar panel, which could recharge the battery itself under sunlight, eco-friendly very convenient and practical, Power type indication( Green light flashing when charging via sunlight, blue light when charging via electricity).But please do not take solar as main power source as it mainly for topping off. It’s subject to sunlight intensity and panel conversion rate, which may take long time to charge.
  • WHAT YOU GET: 15000mAh Portable Solar Charger, FREE Carabiner, Micro USB cable, User manual. You could hang it on your backpack or whatever on the go to charge by solar.12-months warranty and friendly customer service within 12 hours.


Solar Power Lantern Antique Light Lamp 7 LED for Garden Patio Umbrella Lamp Tree Pool Pavilion Lawn Porch Decor Camping Lantern Hurricane Lantern (Black Lantern)

Brand new and high quality.
Solar panel: 5.5v 50ma.
Built 7 PCS Super Bright LED.
Charging Time: 6-8 hours in the good sun.
Minute hand crank can be used for 10 minutes discharger.
Operating time: can work continuously for 4-6 hours.
Rechargeable Battery: 2pcs 1.2vAA Size Battery.
Switch: on/off; 1 led/ 4 leds/7 leds.
Size: 18.5cm x 10.5cm x 10.5cm – 7.28inch x 4.13inch x 4.13inch.

Color: Black

Package Included:
1 x LED Camping Light

Product Features

  • 【Hanging Lantern Light】7PCs LEDs illumination, wonderful decoration to outdoor events and areas such as pool, garden, house, umbrella and pathways etc.
  • 【Waterproof & Durable Solar Lanterns】IP55 waterproof rating. Suitable for all kinds of weather, could hang it out all year long.
  • 【Easy To Install&Absorb Sunlight】No wires needed, simply place it anywhere you like. Top-mounted solar panel for charging through sunlight.
  • 【Energy Saving & Environmental Protection】Built-in solar rechargeable battery. Charging Time: 6-8 hours in the good sun.
  • 【What You Get 】Solar outdoor lights with 1-Year Manufacturer’s Warranty and 30 days no-questions-asked return policy. Please be free to contact us and we will give you a satisfactory reply within 24 hours.


Solar Charger 24000mAh,WBPINE Solar Power Bank Waterproof Dual USB Output with 3 Solar Panels External Battery Bank Flashlights for iPhone 8/X,Samsung S9/Note 8 and More (Black)

High Capacity

24000mAh Solar Charger can fast charge iPhone 6 for 10+ times, an iPhone 7 for 9+ times, Galaxy S6 for 6+ times, iPad mini for 3.8 times. provide enough power for your phones.

Bright LED Flashlight

Long press the ON/OFF button to turn on the LED flashlight.

Press the button again switch flashlight between 3 modes(steady-SOS-strobe).

Press ON/OFF button again to turn off the LEDlight.

Charging Methods

4 recharge option can be choosed, not only can be recharged via sunlight and wall outlet, but also charged via strong lights and USB port, don’t need worry you will out of power anymore!

Best Outdoor Companion

With a free hook,you can hang it on backpack or tent to charge via sunlight at outdoor. Suitable for a wide range of occasions like travel, road trips, hiking, camping, parties,BBQ and outdoor activities.

Product Specification

Capacity:24000mAh/88Wh

Solar power: 3.75W/750mA

3 solar panels (6.1x 3.35x 1.1 in folded or 10.4x 6.1 in opened)

Battery: Li-polymer battery

Input (Max):5V 1.8A

Output (Max): USB 5V/2.1 A

Dimension: 6.1*3.3*1.18 inch

Totaly weight(with solar panels): 472g/1 Ib

Attention:

(1) The green pilot lamp on while charging via sunlight. If you shade the solar panels, it will turn off.

(2) Due to the limitation of weather and environment, it maybe take long time to get full charged.Ordinarily recommend to charge by outlet, which is more fast to get full charged( 2A plug12-15 hours ).

(3) 4 blue LED pilot lights for battery level indication (25%, 50%, 75%, 100%) and power type indication(Green light flashing when charging via sunlight, blue light when charging via electricity).

Product Features

  • Huge Capacity: 24000mAh rechargeable Li-polymer battery equipped with 3 large solar panels,compatible with all the phone models,which could charge iPhone 6/7(10 times),Galaxy S6(6 times).Enough charge when going outside or emergency use.
  • 3 Solar panels: When you’re outdoors, 3 solar panels can absorb more sun power,which makes its charging speed to 20-26hours,It improve the conversion rate of the solar panel greatly in that case.shortens the solar charging time. Folding design Provides Extra Flexibility. Convenient to Carry in Your Bag for Daily Use and for Travelling.
  • Dual USB & Powerful LED Light: Dual 2.1A USB allow you to fast charge two devices at the same time, work with all iphone/iPad/Tablets, or other cellphones and electronic devices,the powerful LED light can be used as flashlight with Steady -SOS-Strobe mode, Perfect for outside activity or emergency use.
  • Multi-Protect Safety: Rugged design, Rain-splashy, Shock-proof, Dust-proof.Intelligent Protection System effectively prevents your devices from overcharge, overcurrent and short circuits as well as conform to CE, RoHS, and FCC specifications.
  • What You Get: WBPINE 24000 Portable Solar Phone Charger with Exquisite Packing, 1pcs micro USB cable, User Manual, Carabiner; 18-Months Warranty – Friendly Customer Service.


Solar Charger, Friengood Portable 25000mAh Solar Power Bank, Waterproof Solar External Battery Pack with Dual USB Ports and Flashlight for iPhone, iPad, Samsung, Android Phones and More (Black)

Friengood 25000mAh Portable Solar Charger Power Bank with LED Light

2 Charging Options
You can charge your phone by included micro USB cable or put this solar charger under direct sunlight to charge. Never worrying about running out of power in emergencies. Perfect for BBQ, hiking, camping or other outdoor activities.

Functional LED Light
This solar portable charger features 4 light modes: Max Brightness, Low Brightness, Strobe, and SOS mode. Press twice to turn on the max brightness mode, one click to switch between 4 light modes for the power bank.

Charging Status
4 LED indicator lights show the power at any time. When charging, the flashing lamp shows the charging rate, and one indicator is 25%. When all the lights turn to pure blue, which means it is full-charged.

Safety Protection System
Build-in Lithium Polymer battery cells, can avoid over-current, over-voltage, over-load and short circuit etc. Long lifespan with more than 500 recharging times.

Specification:
-Battery Type: Li-Polymer battery
-Capacity: 25000mAh
-Input: 5V/2A
-Output 1: 5V/1A
-Output 2: 5V/2A
-Solar Charging: Max.5V 300mAh
-Size: 195 x 102 x 30mm / 7.68 x 4.02 x 1.18inch
– Weight: 440g /15.5oz
-Color: blue, black

Package Include:
1 x 25000mAh Solar USB Charger
1 x USB Cable
1 x User Manual
1 x Carabiner

Kindly Note
❥Please charge it via outlet at least 10 hours at first time use to fully activate this solar usb charger.
❥The solar feature is designed as an emergency back-up. Due to sunlight intensity and solar conversion rate, it may take a long time to fully charge this power bank.
In daily life, we suggest charging it via outlet for better use.

18-month warranty and friendly customer service. Any questions, please feel free to contact us directly.

Product Features

  • ☀25000mah High Capacity – Never worrying about running out of power. Built-in 25000mAh rechargeable Li-polymer battery can charge an iPhone 7 for over 7 times, Galaxy S7 Edge for over 5 times, iPad for over 2.5 times.
  • ☀Dual USB Output Ports – Can fast charge two devices simultaneously. It is compatible with most 5V USB-Charged devices. Auto detects your device to deliver its fast charge speed. 2A port for iPad/Tablets, 1A ports for cell phone/ Bluetooth or other 5V USB supported devices.
  • ☀LED Flashlight & SOS Function – Powerful LED light can be used as a torch or emergency lighting in darkness. The flashing light mode can be used as SOS. Integrated 4 LED indicators to show power status timely.
  • ☀Durable & Portable – The out case is made from durable ABS + PC material ensuring it water-resistant/ shock-proof/ dust-proof. With attached hook, you can hang it on your backpack when hiking, camping or traveling, and it will soak up energy from sun.
  • ☀What You Get – Friengood 25000mAh portable solar charger, a micro USB cable, user manual; 18-months warranty and friendly customer service. So what are you waiting for? Scroll back up and click Add to Cart.


MeliTech Portable Solar Charger Waterproof Mobile Power Bank 20000mAh External Backup Battery Dual USB 5V 1A/2A Output With LED Flashlight and Compass For Phones Tablet Camera iPhone Samsung (Black)

Specification:
Battery Type: Li-Polymer Battery
Shell Material: ABS Silicone
Capacity: 20000mAh;
Input: DC 5V/1A;
Output: DC 5V/1A DC 5V/2A
Solar Panel: 5V/1.2W
AC Charging Time: About 8 hours

Package Included:
1 x Dual USB Solar Power Charger
1 x USB Charge Cable
1 x Compass
1 x Hook
1 x Use manual

Kindly Note:
The solar panel feature is designed for emergency use. Please not take solar asprimary power resource. For it’s subject to sunlight intensity and panel conversion rate, which takes long time to charge. It is mainly for topping off the unit. So we highly suggest charging the power bank via outlet in daily life.

How to use:
1. For the first three times of charging, please use wall charger and make sure to charge it for at least 10 Hours to achieve maximum performance!
2. In general usage, we recommend charge the Power bank throughyour USB-charged Devices original cable via an adapter or computer to shorten the charge time.

Customer Service:
1. 24 months worry-free product guarantee from purchase date.
2. Unconditionally refund or free replacement if defective or any quality problems, life-time friendly customer service.

Product Features

  • ☑️ High Capacity – 20000mAh lithium battery. It can charge up your phone for 4-5 times if the battery has full energy.
  • ☑️ Dual USB Port – Universal 5V/1A and 5V/2A outputs, suitable for most digital devices; It can charge up your iphone, iPad, cell phones, tablets, camera, bluetooth headphones, etc.
  • ☑️ Portable Design – easily hang it on your bag pack with the strap, hands-free on the go, enjoy portable power while camping, hiking, traveling, expedition and other outdoor activities.
  • ☑️ LED Flashlight and Compass – press the button 3-5 seconds, the LED Flashlight will light up, then press the button again, the light will flash for SOS emergency.The compass is useful when in outdoor hiking and travel.
  • ☑️ Solar panel – The battery can be recharged by the solar panel. But it is the emergency option because it will take long time to charge from sunshine. Please recharge the battery by outlet normally.


EcoFlow RIVER Portable Power Station Bundle – 500W Solar Generator and 50W Solar Charger Panel w/11 USB Power Station Ports and Outlets + Padded Cases (Black)

Unlike any prior mobile power source, River is equipped with the most comprehensive array of charging ports (11), the highest AC electricity output (300W), the greatest total electricity output (500W) & the smartest proprietary thermal management system. All guaranteeing safety & extended battery life. From outdoor activities to indoor leisure, to industrial use, e-transportation & emergency medical relief, River is bringing clean mobile energy to the world like no product ever before.

Product Features

  • RIVER MOBILE POWER STATION ENERGY BUNDLE: Lightweight, 100% safe portable power supply generator with 50W solar charger panel; comes with padded case and solar charger cables
  • 11 EMERGENCY POWER STATION OUTLETS: 4 USB (2 quick charge), 2 USB Type-C, 2 DC, 2 AC and 12V car port – no portable power station offers more variety
  • 50W SOLAR PORTABLE CHARGER: Get 20-23% energy conversion for max DC and USB power station output compared to other solar generators portable models; solar panel charger features a kickstand and padded case with handles and storage pockets
  • HOLDS CHARGES UP TO 1 YR. – NO GAS NEEDED: Perfect portable generators for camping, or portable generators for home use with a tough power generator case that features waterproof canvas
  • PERFORMANCE ASSURED: RIVER mobile power station guarantees best-in-class quality and offers a full refund against defect; does not charge items over 500W (full fridges, hairdryers, heaters, etc.)


UEETEK 1.2W 7V 180L/H Solar Power Water Pump Garden Fountain Submersible Pump with Suckers (Black)

Note: This water pump comes with NO power storage function, so it will work only when there is sunlight to provide solar power and will not work when there is no sunlight.

Description

Features
– 100% brand new and high quality Solar Power Water Pump Garden Fountain Submersible Pump with Suckers.
– Solar powered fountain pump kit for fountains, waterfalls and water displays
– Runs automatically, no battery or electricity needed, just the sunshine / Features a square solar panel to be staked on the ground
– Create a relaxing environment in your garden.
– Quick start, high efficiency, and stable performance.
– Submersible pump with suckers at the bottom, easy to set up by yourself

Specifications

– Solar panel size: 110*110*25mm.
– Solar panel power: 1.2W /7V
– Pump power: 7V, 1.1W.
– Max. flow quantity: 180L/H.
– Max. lift: 100cm.
– Max. water height: 30-60cm.
– Lifetime: more than or equal to 10,000 hours.
– Delay: less than or equal to 5s.
– Restart: After sunshine is off, it can restart within 2 seconds when sunshine is back.
– Working time: 8:00a.m.-5:00p.m.(on sunny day).
Installation
1. Put the pump totally in water with nozzle above the water
2. Make sure the pump is fixed firmly on the bottom of pool to avoid vibration
3. Plug jack of pump into the jack of solar panel output
4. Lay the solar panel on the ground where sunlight is most accessible
Package Including
1 * 1.2W 7V 180L/H Solar Power Water Pump Garden Fountain Submersible Pump with Suckers (Black)
1 * Solar Panel
3 * Spray Nozzles

Product Features

  • The item is an eco-friendly 1.2W solar power submersible pump, which is powered by solar energy, no extra battery or electricity needed, and can overcome the shortcomings of hard start, low efficiency, poor stability of similar products and even easier to start than the same power brush pump.
  • Add fun and joy to your yard or garden with this amazing solar power water pump, which is good for small or medium fountains, birdbaths and ponds. Built-in suction cups on the bottom make the water pump absorbed on smooth surfaces for use. With eco-friendly design and easy to use, it is really a wonderful solar power fountain pump for choice.
  • Runs automatically, no battery or electricity needed, just the sunshine / Features a square solar panel to be staked on the ground
  • Create a relaxing environment in your garden. Quick start, high efficiency, and stable performance.
  • Solar panel power: 1.2W /7V. Pump power: 7V, 1.1W. Max. flow quantity: 180L/H. Max. lift: 100cm. Max. water height: 30-60cm.


[Upgraded] Solar Charger,15000mAh Solar Battery Charger,Portable Solar Power Bank Waterproof/Dustproof/Shockproof Dual USB Port,Phone Charger for Emergency Outdoor Camping Travel Black and Blue

Outdoor Necessities
Built-in LED flashlight and with 15000mAh high capacity. Expect for tents and backpacks, this solar power bank is definitely another necessities when you go camping.
Environment-Friendly
Where there is sunlight, there is electricity. You can charge it under sunlight directly.
Fantastic Protection Housing
Waterproof, Dust-proof and shock-proof together meets your charging requirements in any harsh environment.
Multiple Flashlight Modes
The solar charger has 3 lighting modes(steady-SOS-strobe), just short press the flashlight button to switch the type you would like. SOS function is specially designed for emergency life saving.
Compact And Durable
The power bank is almost the same size as an iPhone 6 Plus, not bulky in your hands. Built-in protection ensure your devices against over-heat/over-charge/over-voltage, etc.
Wide Compatibility
All kinds of tablet, iPad, iPod, iPhone (iPhone 6 Plus 5S 5C 5 4S,etc), Android phones (Samsung, HTC, Nokia,etc) PSP, Digital Camera, Bluetooth Speaker and many other electronic devices.

Specifications:
Battery Type: Li-Polymer battery
Capacity: 15000mAh
Solar power: 1.8W
Input: Micro USB 5V/2A
Output: USB1: 5V/2.1A
Size: 6.38in * 3.19in* 0.87in/162*81*22mm
Weight: 11.29oz/320g
Color: Black blue,Black green,Black orange,Black white
Shell material: ABS + soft PET

Package Include:
1 * Solar Charger
1 * USB Charging cable
1 * User Manual
1 * Carabiner

Product Features

  • ☀ [Upgraded] Solar Charger:Solar battery charger providing 15000mAh super huge capacity,charge iPhone 7 more than 5 times,Samsung Galaxy more than 2.5 times,iPad mini for 2+ times,ideal for hiking,camping trips and other outdoor activities.
  • ☀ Cigarette Lighter Function:Solar cell phone charger is great for smokers. The cigarette lighter can easily ignite a cigarette,paper or leaf, and solar charger would be useful both indoors and outdoors if you don’t have a lighter.
  • ☀ Multiple Protection Design:The solar charger battery is built-with waterproof material which ensures it works even in rainy days, at the same time it is shockproof as well as dustproof, the included hook make it easy to be hang on your backpack.
  • ☀ Adjustable LED Flashlight:Built-in dual LED lights features 3 light modes,Normal/SOS/Strobe;short press the button to switch the mode you’d like, the SOS function is especially for an emergency.
  • ☀ Outdoor Solar Power Bank:Environmentally friendly,built with high conversion efficiency solar panel.Solar charger could recharge the battery itself under sunlight for emergency purpose while outdoor.