Never used product, packaging damaged during transport. Unopened product, repackaged in our warehouses, in perfect working condition, warranty available. 【12V 3.0Ah Battery for Milwaukee】Battery Type: Lithium-Ion Voltage: 12V Capacity: 3000mAh Replace for Milwaukee M12 battery. 【Wide Compatibility & Seamless Fit】Battery compatibility with Milwaukee M12 M12B 48-11-2440 48-11-2402 48-11-2411 M12 XC, for Milwaukee 12V rechargeable tools. 【Multiple Circuit Protection】. The battery output current is stable, there is no memory effect, the battery can be recharged at any time; the built-in microchip effectively prevents overheating, overcharging, overcurrent and overload, which greatly improves the safety of charging. 【Small and exquisite】The battery is well made, without memory effect, can be recharged hundreds of times, which effectively guarantees the battery life.