Model: CQ42. (Be Carefully! Make sure the computer battery looks the same as our battery before purchasing! ) Note: This battery is not compatible with DV4, CQ40, CQ45, CQ60, CQ61, CQ71 Series Battery!!! If you dont know whether your battery and product are suitable? As shown in the figure, We add a battery size diagram. The distance on the left is 12 cm (about 4.7 inches) and the distance on the right is 5.5 cm (about 2.16 inches). If you confirm that the original battery and our battery interface position are consistent, you can buy it with confidence. Replace with hp spare 593553-001 593561-001 593562-001 633216-141 633216-151 633216-421 633216-541 636631-001 640320-001 586028-423 588178-541 588178-141 586007-121 586028-321 586028-341 586028-421 battery, 100% New Direct from Manufacturer. Compatible with: HP pavilion G4 G6 G7 G7-1070us dm4-1100 dm4-1160us dm4-1253c dm4-1265dx dm4-2015dx dm4-2070us dm4-2165dx dm4-2180us dm4-3050us dm4-3055dx dv5-2074dx dv5-2134us dv5-2135dx