APLudoo 4S 40A 18650 Battery Protective Board with Balance Charging for Cell Module Replacement Electric Drill

Ideal for enthusiasts, hobbyists, and professional who work with lithium batteries, including 18650, 26650, and lithium batteries, without size limitations This Protective board features lightweight build, ensuring stable and durability for all your battery needs Perfect for use in applications where the starting current is 80A and power is under 135W, such as in drill motors or other electronic projects requiring battery management With its low current consumption and multiple protections against over discharge, over current, and over Charging, this board ensures efficient and safe charging and discharging cycles for your devices Ensuring of your lithium batteries with our 4S 40A Battery Charging Protective Board, provide balance and Protective for 16.8V Cell Module