1. Economical and energy-saving: The battery can be recharged for 1000 times. There is no need to replace batteries in three years, which saves your money.

2. Safe to use: The input voltage and output voltage are all DC voltage. Furthermore, it is provided with over charged and over discharged protection. Therefore, you will use it with ease.

3. Free you to charge your digital products: Utilizing solar energy, it frees you to charge your digital products anywhere and anytime. It is suitable for daily use as well as emergency.

1. Solar Panel: 18V/400mA   7.2W

2. Output volt: Big USB(5.0V) Small USB (5.0V)5.4V 9V 11.1V 12V 16V 19V

3.Output current :   Big USB(5.0V)500mASmall USB (5.0V)500mA5.4V500mA 9.0V1500mA  11.1V4000mA 12V 3200MA      16V3000mA   19V2500mA.

4. Battery capcity:11.1v  4200mah