5200mAh HP Pavilion DV4 DV5 DV5T series Replacement Laptop battery fits HSTNN-Q34C HSTNN-C51C HSTNN-C52C HSTNN-C53C HSTNN-W48C series Laptops w/ a AGPtek&reg;USB 2.0 SD Card reader -- 6 Cells Replacement Battery [Cell] 6 [Capacity(mAh)] 5200 [Voltage(V)] 10.8 [Watt Hour] 55Wh [Color] Black [Type] Li-ion Fit model:HP Pavilion DV4 DV5 DV5T Replacement For: HSTNN-Q34C, HSTNN-C51C, HSTNN-C52C, HSTNN-C53C, HSTNN-W48C, HSTNN-W49C, HSTNN-W50C, HSTNN-DB72 Fit Machine Models:HP Pavilion DV4 HP Pavilion DV4-1000 HP Pavilion DV4-1120US HP Pavilion DV4-1020US HP Pavilion DV4-1140GO Full 1 year warrant, Batteries are in high grade quality and certified by CE and RoHS.