Description:

• Nominal voltage: 8.4V
• The input voltage: 7.4V
• Output voltage: 6V to 8.4V
• Battery capacity:4400mah (12Ah)
• Outside diameter size:
• Can choose size:19*68*73MM 
• Total weight: 200G
• Packing: blue 
• With protection circuit: have overcharge, over discharge, over current, short circuit protection functions

• need li-ion battery chargers for; Constant current constant voltage;
• the charging voltage: 8.4V
• charging current: 1A
• supporting the charger is charging when the red light is full of green light