Type:Li-Ion Nominal Voltage:3.7V Size:18*65mm Nominal Capacity:3400mAh Battery type:18650 Rechargeable Li-ion Color:Green Charging Voltage: 4.2V Minimum Voltage:2.5V Payment:T/T,Western Unio,Paypal Size:18*65mm Rechargeable:yes Cycle life:over 500 Times Weight: 50g skype:sales1_2737