Solar Power Bank Dual USB Power Bank 20000 mAh Rainproof PowerBank Battery External Portable Solar Panel with LED LightProduct DescriptionSpecification: 1. Output voltage: DC 5 V 2. Current output: 5.0 V / 1000 mAh ~ 2000 mAh 3. Input voltage / current: 5.0 V / 1000 mAh 4. Battery capacity: 3.7V / 20000 mAh Solar panels: 5.5 V 300mA 1.5 W 6. Solar talk rate: 10 ~ 11% 8. Weight: 200g 9. Can charge in the sun or computer or AC power. (Solar function designed specifically for emergencies, this is not the main source of charge thanks to the compact size of the solar panel It charges slowly and ensures that PowerBank has some power before charging it with the SOLAR energy company. The solar bank cable to reduce the charging time.) characteristics: 1. High capacity Solar Power Battery Charger with 20000 mAh charge for Iphone, for Samsung, Tablet PC and USB devices. 2. Built-In 8000 mAh high quality rechargeable lithium-ion polymer battery 3. The display battery indicator is the exact percentage of power. USB 4. Dual DC 5V / 1A Charging Output for Mobile Phones, DC 5V / 2A Charging Output for Tablet 5. Very high efficiency conversion (> 75%) 6. Battery charging time (AC): 7-8 hours. 7. ABS + PC body design to provide anti-scratch, anti-fingerprint and durability. Color at will of the client. security: 1. current When the current increase of the exception, Bank of the power to immediately start buffer fuction voltage, provides a steady state voltage at any time. Avoid charging the device or damage. 2. Short Circuit Protection When there is a short circuit occurs in the external device, Bank power start protection function, turn off the power supply and prevent short circuit damage. 3. overheating When the Power Bank spends a lot of time at high temperatures (over 60 degrees), Energy Bank will not be dangerous due to high temperatures. 4. overdischarge protection When the Power Bank discharge reached a critical point, the circuit automatically starts the protection function and the discharge stops. Protection 5. overload Long time charging power or charging use Power Bank for mobile phone. When the saturation point is reached, the system shuts off automatically, not overloading the problem. 6. Overvoltage protection Long time charging power or charging use Power Bank for mobile phone, when saturation point is reached, in order to avoid overvoltage, the system automatically shuts off. Kit includes: 1X20000 mAh solar charger 1x charging cable 1 x boxPackaging & Shipping