18650 Lithium Battery Charging Protection Board for Electric Drill with 20A Current, 3 Strings at 11.1V, 12V, 12.6V.

This charging protection board is designed for use with 18650 lithium batteries, specifically tailored for electric drills. It supports a current of 20A and accommodates a configuration of 3 strings at voltage levels of 11.1V, 12V, and 12.6V. The board ensures safe charging by preventing overcharging, over-discharging, and short circuits, thereby prolonging the lifespan and efficiency of your batteries. It's an essential component for maintaining stable and reliable performance in high-power electric tools. Manufacture country: China Instructions included: No