5S 18V 21V 20A Battery Charging Protection Board Bms Module for Power Tools

Features: *The protection board is for 5 series Li-ion batteries mainly used for electric power tools. *It uses special IC for 5S lithium batteries as processor to detect real-time voltage charge and discharge current and ambient temperature of each battery. *Stable various protective functions for charging and discharging such as overcharge protection over-discharge protection and short circuit protection. *Low power consumption the working current is about 25uA and quiescent current is about 6uA. *Choosing the correct protection board and applying it appropriately is vital to the longevity your batteries. Specifications: Product Name: Protection Board Color: As the picture show Size: 46*40mm/1.81*1.57 Suitable for: 5 series Li-ion batteries mainly used for electric power tools. Quantity: 1Pc Package Included: 1 × Protection Board Note: 1.Transition: 1cm=10mm=0.39inch. 2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 3. Please allow slight manual measurement deviation for the data.