Features: - High-grade Lithium-ion battery - Best quality in the market - 100% compatibility with specified laptop brand - 100% original capacity output Specifications: - Capacity: 4400mAh - Chemistry: Li-ion - Voltage: 11.V - Cell: 6 cell Compatible Models: - Dell Vostro 1710, Dell Vostro 1710n, Dell Vostro 1720, Dell Vostro 1720n, - Dell Vostro V1710,Dell Vostro V1720 Compatible Part Number: - 0G278C, 0G279C, 0G280C, 0G282C, 0P721C, 0P722C, 0T117C, 0Y026C, 0Y027C,312-0740, 312-0894, 451-10611, G278C, G279C, G280C, G282C, P721C, P722C, T117C, Y026C, Y027C Please check your battery's Compatible Model & battery picture carefully to ensure compatibility with your Laptop before purchasing this battery. What's in the box 1x Laptop Replacement Battery 1x User Manual