TechFuel&reg; 6 Cell, Battery for HP 484170-001 Laptop TechFuel rechargeable battery packs feature the latest battery technology including advanced circuitry, voltage regulator, thermal circuit protection Battery Storage Capacity: 4400 mAh / 48 Wh, Voltage: 10.8 volts, Chemistry: Li-ion This TechFuel battery has a one-year limited warranty and a thirty-day money back guarantee when purchased from Battery heads Dimensions: 8 x 2 x 0.8 inches