100% New And High Quality. Built-In Dual IC Detects Each Cell Voltage, And Remember The Number Of Uses. Detection And Protection Of Each Battery Can Be Realized, Overheat Protection, Overvoltage Protection, Undervoltage Protection, Overcurrent Protection, Overcharge Protection. All The New Series Of Achieve Low Voltage Shutdown. Stable Quality And Anti-shock, It Is The Best Partner Of Torque Wrench And Impact Drill And Angle Grinder. This product is designed to provide optimal performance and safety for your tools. It features advanced technology that ensures each battery is monitored for voltage levels and usage history. With multiple protection mechanisms in place, you can trust that your tools operate safely and efficiently. The product is compatible with various tools, making it a versatile addition to your toolkit. Color: Green Material: PCB Package Contents: 1* Battery Charging Protection Plate 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.