Compatible notebook models: Gateway 400L, 400SD4, 400X, 400XL, 400VTX, 450L, , 450ROG, 450SX4, 450X, 450XL Compatible part numbers: 6500711, 6500712, 1528266, 61527196, 6500671, 6500710, 3UR18650F-2-QC-OA1A, 6500663, 6500716, 6500718, 6500719, 6500760, 6500761, 6500818, 6500819, 450SP, 450SX4, 450X, 450E, 450RGH, 450ROG, 450XL, SQU-203, 400VTX. Battery Type: Li-ion Voltage: 14.8V Capacity: 4400mAh Color: Gray