Cell Model:16650 Li-ion Voltage:7.4V Capacity:1600mAh Charging current:0.8A Discharging current:4A Dimension:About 132*16.5mm Weight:90g Fit for:Flashlight,LED lamp etc

Voltage:3.7V Capacity:2000mAh Type:Li-Polymer Size:75*54*50mm Charging current:0.5C Weight:37g Fit for:Bluetooth Speaker, Smart Band, Bluetooth Headsets, Flash, gps, etc    All the battery specifications can be customized according to your requirements.  

Voltage:11.1V Capacity:650mAh Charging current:0.6A Dimension:4*37*47mm charging time:2h Weight:10g Fit for: led Lamp,medical devices and many kinds of other electornical equipments. All the battery specifications can be customized according to requirements.