iJoy 21700 40A 3750 mAh High Drain Battery

$19.99

Flat top High Drain 40 AMP battery.

  • Size: 21700
  • Capacity: 3750mAh
  • Nominal Voltage: 3.7V
  • Peak Voltage: 4.2V
  • 5-leg
  • Rechargeable: Yes

Note: As for the chemistry of this battery, there is conflicting information online about whether it is IMR, NCR or Li-Ni.