Gateway 6500671 replacement battery provided by AtBatt.com is designed for use with the Gateway 400VTX, 450 and Solo 400 Series notebooks. The LGA-29 is designed to replace OEM part numbers: 6500671. Amstron laptop batteries are precision-engineered and rigorously tested for voltage, capacity, compatibility and safety to exceed oriinal equipment manufacturer specifications. • Chemistry: Li-Ion • Rating: 11.1V 4200mAh • Warranty: 1 Year