This is a Gateway LiteOn ac laptop adapter model PA-1900-15.

Input: 100-240V, 50/60Hz

Output: 19V, 4.74A, 90W

Compatible Part No:

PA-1900-15

Gateway P/N 6500956

PA-1650-02

PA-1650-01

PA-1700-02

0220A1990

ADP45CB

6500767

6500920

0335C1965

0220A1990

P/N 2521997

5534

10244

102458

102918

103310

103739

103905

103907

105926

105927

105928

Product compatible with these models:

GATEWAY 3000 Series 3000, 3018, 3018GZ, 3040, 3040GZ, 3500, 3520, 3520GZ, 3522, 3522GZ, 3525, 3525GB, 3545, 3545GZ, 3550, 3550GZ, 3550GH, 3610, 3610GZ.

GATEWAY 4000 Series 4000, 4010, 4012, 4012GZ, 4014, 4014GB, 4016, 4024, 4024GZ, 4025, 4025GZ, 4026, 4026GZ, 4028, 4028GZ, 4028JP, 4030, 4030GH, 4030GZ, 4520, 4520GZ, 4525, 4525GZ, 4528, 4528MX, 4530, 4530GH, 4530GZ, 4532, 4534, 4535, 4535GZ, 4536GZ, 4538, 4538GZ, 4540, 4540GZ, 4541, 4541BZ, 4542, 4542GP, 4543, 4543BZ,

GATEWAY 6000 Series 6000 , 6010 , 6010GZ , 6510 , 6510GZ , 6021 , 6021GH , 6021GZ , 6018 , 6018GH , 6018GZ , 6018GX , 6022 , 6022GZ , 6020 , 6020GZ , 6023 , 6023GP , 6530 , 6531 , 6531GZ , 6518 , 6518GZ , 6520 , 6520GZ , 6525 , 6525GP

GATEWAY CX Series CX200, CX200S, CX200X

GATEWAY M Series M210, M250, M250A, M250B, M250E, M250G, M250ES, M250GS, M255, M280, M285, M320, M325, M350CRV, M360, M460, M460S, M460X, M460XL, m500, m505, m505m2, M520, M520S, M520X, M520XL, M675, M680,

GATEWAY MX Series MX3000, MX3042, MX3044, MX3044h, MX3558, MX3558h, MX3560, MX3560h, MX3562, MX3563h, MX3563, MX3610, MX6000, MX6420, MX6421, MX6423, MX7300m

GATEWAY NX Series NX200, NX200S, NX200X, NX250X, NX850

GATEWAY S Series S-7200, S-7200C, S-7200N, S-7500, S-7500N,

it may also fit other models!