This high-quality battery is compatible with a range of Acer laptops, including TravelMate, Ferrari, Aspire, Extensa, and Aspire One models. With a capacity of 4400 mAh and a voltage of 10.8 V, the Li-Ion battery is a reliable and efficient choice for those in need of an internal replacement. It comes in a sleek black colour and is available as a single unit for ease of installation.