2Pcs MOS 18650 Lithium Battery Charging Protection Board

The protection board is for 4 series Li- batteries mainly used for electric . It uses special IC for 4S 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. Choosing the protection board and applying it appropriately is vital to the longevity your batteries. Charging current: 2A Discharge current: 25A Overcharge protection current: 7A+/-2A Over-discharge protection current: 28A+/-3A (adjustable) Overcharge protection voltage: 4.25V+/-25MV (any string) Over-discharge protection voltage: 2.7V+/-80MV (any string) Colour:green Material:PCB Size: 34 x 34mm Package Contents: 2 x Battery Protection Board Only the above package content other products are not included. Note: Light and different displays may the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.