Sony VTC4 18650 battery 30A US18650VTC4 high drain 3.7v rechargeable.
Sony VTC4 Specs:
Nominal Capacity: 2100mAh
Max Discharge Current: 30A (cutoff @ 80 degrees Celsius)
Model: US18650VTC4
Nominal Voltage: 3.6V-3.7V
Full charge Voltage: 4.2V
Operating Temperature (cell surface): Charge 0 ~ 50 degrees Celsius , Discharge -20 ~ 75 degrees Celsius
Diameter 18.45mm max +/- 0.05mm
Length 65.20mm max +/- 0.05mm
Weight : 44 g Average
Positive contact: Flat top
Battery Type / shape: 18650 Cylindrical
Manufacturer: Sony Energy
External Protection: No (Unprotected)