This battery does not have a protection circuit fitted & as such is not intended for use in vapes, cameras etc or similar consumer items. It is intended for assembly into packs / devices by experienced personnel only. The battery has the warning "Risk of disfiguring fire/explosion injury.

Brand: Molicel
Model: INR21700 P42A
Size: 21700
Chemistry: IMR
Nominal Capacity: 4200mAh
Nominal Voltage: 3.6V
Discharge: 30A Max Continuous
Positive: Flat/Button Top/Tabs (please select)
Protected: NO
Rechargeable: Yes
Dimensions: 21mm x 70mm
Weight: 65g