Features 1. Constant current and constant voltage protection 2. Battery heat management 3. Trickle charging 4. Can charge two batteries simultaneously 5. 2 socket charging， V8 and V3 line charging 6. Red when charging， green full charging 7. Note: The battery is not included Specification: Battery Charger Output Power :DC 4.2V / 750mA (x2) Size :48*38*11mm Weight :48g Package Include 1 x Charger 1 x Cable