The Efest IMR 21700 has max discharge current at 30A and a battery capacity of 4000mAh. With its large battery capacity and a high discharge current, these batteries are great for mechanical mods and regulated mods.

SPECIFICATIONS:
Brand: Efest
Size: 21700
Chemistry: IMR
Nominal Capacity: 4000mAh
Nominal Voltage: 3.7V
Discharge: Max Continuous 30A
Positive: Flat
Protected: UNPROTECTED
Rechargeable: Yes
Dimensions: 21mm x 70mm

INCLUDES:
1x Efest High Performance IMR 21700 4000mAh 30A Battery (Flat Top)