The L18C3P72 L18M3P73 battery is a high-quality replacement battery specifically designed for Lenovo ThinkPad laptops, such as the T490, T495, P43S, T14, and P14s Series. With a capacity of 51Wh and a voltage of 11.52V, this Li-Ion battery ensures long-lasting power for your device, allowing you to work or play without worrying about running out of battery. The black colour and sleek design make it a stylish and practical accessory for your Lenovo ThinkPad laptop.