This high-quality laptop battery is perfect for Acer Aspire laptops, specifically the E1-571, E5-571, E5-411, and E5-421 models. With a battery capacity of 5200 mAh and voltage of 11.1 V, this Li-Ion battery is sure to keep your laptop running for longer periods of time. It is compatible with Acer Aspire laptops and has six battery cells. The battery is black in color and was manufactured in China. Invest in this reliable and durable battery to keep your laptop powered throughout the day.