Description: 3.7V lithium battery charging protection board module, 3A overcurrent The main IC has over-charge, over-discharge, over-current, and short-circuit protection functions, and is used in various capacity 3.7V lithium batteries of various shapes. Fine workmanship, comprehensive test. Compact size, suitable for many occasions requiring high integration and low cost, it can meet various performance requirements and ensure the safety and reliability of the battery pack. Over voltage range: 4.25V ±0.05V ; Overcharge discharges voltage: 4.23V ±0.05V Over discharge voltage: 2.54V ±0.1V Overcurrent detection current: 1-3A Specification: Wiring instructions: B + connected to the battery positive. B- connected battery negative. P + for the battery pack output input positive P- for the battery pack output input negative Package Includes: 5 Pieces 3.7V Lithium Battery PCB Protection Board
