Panasonic lithium-ion Battery
specification
Model: NCR18650BM
Typical capacity: 3180mAh
Minimum capacity: 2980mAh
Nominal voltage: 3.6V
Continuous Discharging Current(MAX): 3.636A
Life cycle: more than 300 time
weight: 49.5g
dimensions: 18.35mm ｘ 65.05mm
Panasonic
Specification sheet: Download here