hsini 2X3500 mAh Battery and Dock Wall Charger for Samsung Galaxy Note 2 GT-N7100 - Retail Packaging - Black Great bargain with excellent quality guaranteed! Battery rapid charge Safety cut out circuit Built-in protection circuit prevents overcharging. Input : AC 100-240V 50/60Hz 0.15A Output : DC 4.2 +/- 0.05V , 350mA +/-50mA Output Great bargain with excellent quality guaranteed! Battery rapid charge Safety cut out circuit Built-in protection circuit prevents overcharging.