3X(Built-in dual IC detects cell voltage. And remember the number of uses!
Detection and protection battery:Overheat protection, overvoltage protection, undervoltage protection, overcurrent protection, overcharge protection.
Stable quality and anti-vibration. It is the best partner for torque wrench and impact drill and angle grinder.
PCB design may change due to changes in the supply chain and processing technology.
The white characters on the product are random, don't accept the specified color.

Colour: blue
Material: Copper Clad Laminate

Package Contents:
5 x Lithium Battery PCB Board)