Product Information:
Capacity: 20000mAh/ 85Wh
Input:DC 4.8-5.4V/1A
Solar charger: 10V 220-230mA
Output: DC 5V/1A USB 5V/2A
Size: 128*74*23mm
Capacity: 20000mAh/6V
Solar panel: 15V150mA/2.25W
Output currency:4.2V/500mA;8.4V/800mA，12.6V/1000mA，16.8V/1000mA，19V/2000mA
Charging time: 8 hours (charge via power adapter)
Working temperature: -10C - 50C
Control keys: On / Off / Select Voltage / Battery status
Protection circuit: Overload / Disclaimer / Short Circuit / Overheating
Indicator: Battery status / output voltage / charge indicator
Auto: Scan Check / Double-click an indicator of tension / release lock
With LED lights for illumination in the dark
Weight: 328g.
Gift box packing
Standard Accessories:1 USB charging cable

Features:
* Exclusive output voltage regulator functionality， stable pressure drop "3%， which can protect your electronic products， extend the service life.
* Product temperature is low， excellent low-power path design， energy conversion efficiency !#!gt!*!"92%， can up to 93.4%， the highest performance of similar products at present.
* Use super-iron shell explosion-resistant extrusion， safe and reliable in the world.
* Exclusive market up to 5V 9V 12V 16-19V output， 2 into four functional design.
* Exclusive voltage foolproof design， you cannot switch voltage during using， resulting in voltage does not match， resulting in damage to your valuable electronic products.
* Exclusive turn up to support commercially available connector.
* Built-in short circuit， over charge， over discharge， etc. .. multiple protection.
* Standard with 8 adapters suitable for a variety of Notebook products.
* Use of high-energy polymer lithium battery， the working environment temperature -10 to +50 ， high security， no risk of explosion.
* Cycle life is more than 500 times.
* High-efficiency Polysilicon solar panel， conversion rate " !#!gt!*! 14%.
* LED lighting features.
* High-frequency mosquito repellent feature.

For battery charger itself method:
1. please recharge your solar charger before using， there are two ways to choice:
A. place the charger in direct sunlight place， solar energy into electrical energy to the charger built-in rechargeable battery.
B. will charge for ac adapter charging， at this point， the red indicator lights up， when the red light goes out after charging full， green and yellow lights， charge time is about 5 to 6 hours!
2. Connect the adapter to solar charger.