Nitecore 21700 3.6V 4000mAh Li-Ion battery.
It fits, among others for P20i, P20i UV flashlights.
Specification:
type: NL2140i
capacity: 4000mAh
voltage: 3.6V
continuous discharge current: max. 8A
length: - +/- 0.3mm
diameter: - +/- 0.3mm
Nitecore 21700 3.6V 4000mAh Li-Ion battery.
It fits, among others for P20i, P20i UV flashlights.
Specification:
type: NL2140i
capacity: 4000mAh
voltage: 3.6V
continuous discharge current: max. 8A
length: - +/- 0.3mm
diameter: - +/- 0.3mm