... pin inside4.Warranty:1year 5.Compatible Part No.: 239428-002, 239428-001,239705-001, 287515-001,308745-001, 309241-001,310925-001, 310744-002,PPP012H, PPP012LPA-1900-05C1 ... ,324816-003, 325112-021,325112-001, 286755-001,F4600A, F4813A,F5104A, ACCOM-C16, HP-OL091B135.Compatible Models:for HP Pavilion DV1000, DV1010 , DV1100 , DV1130 ...