Universal smart charger for all type of Li-ion 3.7V mobile phone batteries GD838

universal smart charger for all type of Li-ion 3.7V mobile phone batteries

Input:AC100V-240V 50/60HZ

Outpu:DC 4.2V 300 mA

USB:5.5V DC 500mA

Weight:170g 

Feature:

*GD-838 universal smart charger for all type of Li-ion 3.7V mobile phone batteries.

*Constant charging current and voltage keep the battery fully charged and longer life.

*Automatically identify battery postive "+ " and negative "-",if battery insert charger positive"+" and negative "-" reversed,battery also can charge.

*LCD display charging,but can't show battery charging percentage.

*USB port for MP3,MP4,PSP,Mobile phone charging.