Lithium ion Battery: 18650 3.7V with Storage Temperature: -20 to ... request from 1800mAh to 2200mAh Cylindrical Rechargeable Lithium-ion battery 18650Nominal voltage: 3.7V Nominal capacity: 1800mAh~2200mAh ... .3X65.0mm Cell weight: 45g Can make the battery packs according to customer's voltages, capacities and dimensions ... GPS, PDA, drill, Notebook, power tool, warm clothes, video DVD and digital camera .