The MRB-217P40 is a newly released 21700 Li-ion rechargeable battery by IMALENT specially.
designed for high drain flashlight consumption,it optimizes all kinds of design,
with high capacity and performance,safety features.compact size,compatible
with various kinds of high drain flashlights.
The battery pack is made of 4 pcs 21700 4000mAh batteries.
This battery pack is used for the Imalent MS12 mini flashlight.