and Assurance: Proudly originating from under the trusted Heltecbms, this product promises quality and reliability for your electric transportation needs. Optimal Battery Protection: This 42V 10S 15A Battery Management System () is designed specifically for ternary lithium battery packs, ensuring your electric bicycle or vehicle operates safely and efficiently. It features robust temperature protection to prevent overheating, enhancing the and performance of your battery pack. and Reliable: Built to withstand rigorous use, this is perfect for managing power requirements in high-demand electric vehicles and bicycles. It ensures stable voltage and current output, protecting against overcharge, over-discharge, and short circuiting. Enhanced Performance: By maintaining optimal battery health and function, this not only protects your investment but also improves the overall performance of your electric vehicle or bicycle, providing a reliable and consistent power supply. Specifications: Model: 10S 15A 42V Common port with Temperature Continuous Discharge Current Limit: 14A Discharge Protection Current Limit: 20A Overcharge Protection Voltage: 4.25V 0.05V Overdischarge Protection Voltage: 2.5V 0.05V Temperature Protection: +65C Dimensions: 66mm x 40mm Color: As shown Material: PCB Package Contents: 1*42V 10S 15A Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.