Batteries.com Li-Ion Replacement Laptop Battery fits Gateway 3018GZ, 3040GZ, 3520GZ, 3522GZ, 3525GZ, 3545GZ, 3550GH, 3550GZ, 3610GZ, M210, M250, M250A, M250B, M250E, M250ES, M250G, M250GS, NX200S, NX250X, S-7200N laptop and notebook computers. Compatible

Batteries.com Li-Ion Replacement Laptop Battery fits Gateway 3018GZ, 3040GZ, 3520GZ, 3522GZ, 3525GZ, 3545GZ, 3550GH, 3550GZ, 3610GZ, M210, M250, M250A, M250B, M250E, M250ES, M250G, M250GS, NX200S, NX250X, S-7200N laptop and notebook computers. Compatible