1) The new designed portable charger is a compact, light, reusable and easy to operate product. One AA battery and one connector allow you to charge your mobile phone anywhere. Talk whenever, whenever and for as long as you want.
2) Fits most of the cell phone & other devices, such as Samsung Galaxy S IV / S III / Note II / Grand Trend Duos / Premier, HTC One / M7 / X920e, Nokia Lumia 920, Sony Xperia Series etc.
3) Designed for use with mobile electronics powered by a single lithium cell.
4) Enables immediate usage of device. Even if battery is fully depleted.
5) Automatic startup when current drown at output(upon connection to device).
6) Automatic shut down when primary battery is depleted.
7) Indicator LED.
8) Battery: Use one 1.5V AA lithium or alkaline battery