The Dell 42wh Standard Rechargeable Li-ion Battery Type JPFMR Bt8 is a high-quality laptop battery designed specifically for Dell laptops. With a sleek black design and a unit quantity of one, this battery is a reliable and efficient choice for powering your device. The Li-Ion battery technology ensures long-lasting performance, making it ideal for both work and leisure activities on the go. Trust in the Dell brand for a compatible and durable battery solution for your laptop.