Input Voltage: 50/60Hz (World Wide) 100-240VOutput Voltage: 19VOutput Current: 4.74AMax Power Output: 90WConnector: (7.4mm*5.0mm)Laptop Fit Models:HPPavilion DV5-1115ES, Pavilion DV5-1118EL, Pavilion DV4T-1100 CTO, EliteBook 2530p, Pavilion DV5-1130TX, Pavilion DV5-1006TU, Pavilion dv3550eg, CQ41, HDX X16-1299EB, Pavilion DV5-1020EA, Pavilion dv5-1036tx, CQ20-318TU, Pavilion DV4-1114TX Special Edition, Pavilion dm3-1011tu, Pavilion dm3-1019ax, Pavilion DV5-1113EO, Pavilion dv6-1045ee, Pavilion DV5-1127EG, Pavilion dv5-1005em, Pavilion dv3528tx, ProBook 4530s, HDX X16-1258CA, Pavilion DV5-1145EV, HDX X16-1375DX, Pavilion dv5-1023tx, Pavilion DV4-1002AX, Pavilion DV5-1161EG, CQ20-104TU, Pavilion DV5-1209AX, CQ20-311TU, Pavilion DV4-1111TX Special Edition, Pavilion DV4-1125LA, Pavilion DV5-1105EM, Pavilion DV5Z series, Pavilion dv6-1020ei, Pavilion DV5-1112EA, Pavilion DV5-1114TX Special Edition, Pavilion dv5-1002ax, Pavilion DV5-1004TU, Pavilion dv5-1007ax, Pavilion dv3535tx, Pavilion DV5-1010TX, Pavilion dv3550eo, HDX X16-1300EO, Pavilion DV5-1160EO, Pavilion DV4-1019TX, Pavilion DV4-1030EN, Pavilion DV4-1052XX, Pavilion DV5-1202TX, Pavilion DV5-1206TX, Pavilion DV5-1101TU, Pavilion DV5-1260ET, Pavilion dm3-1024ax, Pavilion dm3-1080es, Pavilion DV5-1117EC, Pavilion DV5-1120EH, Pavilion dv5-1003nr, Pavilion DV5-1130EP, Pavilion DV5-1133LA, Pavilion dv3530es, Pavilion DV5-1138TX, Compaq NX6320, HDX X16-1260EL, Pavilion DV4-1027TX, Pavilion DV5-1050EP, Pavilion DV4-1112TX Special Edition, CQ20-329TU, Pavilion DV5-1230EG, Pavilion dm3-1010eo, Pavilion DV5-1103EF, Pavilion DV5-1105EV, Pavilion DV5Z-1000 CTO, Pavilion DV5-1109AX, Pavilion dm3-1030ef, Pavilion dv6-1040el, Pavilion DV4-1222TX, Pavilion DV4-1235EE, Pavilion DV5-1135TX, Pavilion dv3537tx, Pavilion DV5-1011AX, Pavilion dv3550es, HDX X16-1310EA, Pavilion dv5-1022el, Pavilion DV4-1000ET, Pavilion DV5-1160ES, CQ20-100 Series, CQ20-115TU, CQ20-216TU, Pavilion DV4-1101TX Special Edition, Pavilion DV5-1054TX, CQ20-322TU, Pavilion DV5-1225EE, Pavilion DV4-1130BR, Pavilion dm3-1010ax, Pavilion DV5-1102AX, Pavilion DV5-1270EN, Pavilion dv6-1013tx, Pavilion DV5-1111ES, Pavilion DV5-1115EL, Pavilion DV5-1117TX, Pavilion dv4-1308TX, Pavilion dv5-1001ax, Pavilion dv3530tx, Pavilion dv3545ei, EliteBook 8440p, Pavilion DV5-1155EC, Pavilion DV4-1003AX, Pavilion DV4-1028US, Pavilion DV5-1190EO, CQ20-124TU, Pavilion DV5-1040EO, Pavilion DV4-1050ER, CQ20-209TU, Pavilion DV4-1080ES, Pavilion DV4-1113TX Special Edition, Pavilion DV4-1120TX Special EditionCompaqCQ45-304TXHP Compaq Notebook:2230s, 2510p, 2530p, 2710p, 2730p, 6510b, 6515b, 6530b, 6535b, 6710b, 6715b, 6720s, 6720t, 6730b, 6730s, 6735b, 6735s, 6820s, 6830s, 6910p, 6930p, 8510p, 8510w, 8530p, 8530wHP Pavilion: DV4, DV5, DV6, DV7, G3000, G5000, G6000, G7000, NC2400 , NC4200, NC4400, NC6320 , NC6400, nc8430 series … NX7300, NX7400, NX6110, NX6115, NX6310 , NX6315 , NX6320 , NX6325, nx6125, nw8440 seriesCompaq Presario: CQ40, CQ45, CQ50HP 2133 Mini-Note PC, Compaq Tablet PC: TC4400 series, HP Pro Book 4720s and other models, HP 2533t Mobile Thin Client,HP EliteBook 6930P, 8730WIf your laptop model is not listed here, kindly match with the output rating & output pin type from your old ac adapter, as given above. If it is the same, you may buy this adapter