BMS 1S (4.2V 4A ) Lithium Battery Protection Module

BMS 1S (4.2V 4A ) Lithium Battery Protection Module is a high-quality electronic component designed for Arduino, prototyping, and educational electronics. he Lithium battery protection board is a small size board that provides protection against short-circuit, overcharge and overdischarge.
Features

Connecting Charger Teminal adopts withstand high voltage instrument
Overcharge , Over-Discharge, Short Circuit
MOS tube can control battery charging and discharging
Wide Operating Temperature Range
Low Consumption Current

Specifications:
This section discusses some of the important features and specifications of the lithium battery protection board.

Overcharge detection voltage: 4.25 +/- 0.05V
Overcharge release voltage: 4.23 +/- 0.05V
Over discharge detection voltage: 2.45 +/- 0.1V
Upper limit continuous current: 4A
Overcurrent detection current: 5A
Charging voltage: 4.2V
Over-charge and Over-discharge protection

Pin Configuration
The Li-Ion protection board is a simple module with basic input and output pins. The table below shows all the pin types and their functions.

B+:connect with power positive
B-:connect with power negative
P+:connect with charging/discharging port positive(charging port/discharging port common used)
P-:connect with charging/discharging port negative(charging port/discharging port common used)
It’s perfect for DIY makers, students, and anyone building custom electronic circuits or STEM kits.