Description: 【Compact and Lightweight Design】: This protection board features a high precision voltage detection circuit, ensuring meticulous craftsmanship and durability while maintaining stable performance 【Comprehensive Protection Features】: Equipped with safeguard against over discharge, over current, and over charge, this board supports high charging and discharging currents for enhanced security 【Low Standby Current Consumption】: Mos transistor effectively manages battery charging and discharging with minimal standby current consumption 【Versatile Application】: Ideal for repairing and assembling battery packs, this product is designed for individuals familiar with battery performance and experienced in battery assembly 【Standard Replacement Solution】: The PCB chip board serves as a standard replacement for tool batteries, ensuring compatibility and reliability in various applications Specification: Material: ABS Plastic Charging Current: 2A Discharging Current: 20A Overcharge Protection Current: 7A+/-3A Over Discharge Protection Current: 33A+/-3A (Adjustable) Overcharge Protection Voltage: 4.25V+/-25MV (Any Series) Over Discharge Protection Voltage: 2.7V+/-80MV (Any Series) Size Chart: 7cmx1.9cmx3.8cm/2.76inchx0.75inchx1.50inch Package Includes: 1 Charging Protection Circuit Board Note: 1. Please allow slightly error due to manual measurement 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item