SiKER New Replacement 9cell Battery for Panasonic Toughbook Cf-30 Cf-31 Cf-53 CF-VZSU46 CF-VZSU46S CF-VZSU46U CF-VZSU46R CF-VZSU46AU CF-VZSU71U Battery Type: 9 Cells Li-ion Capacity: 11.1V 6600MAH Replace Part Number : CF-VZSU46, CF-VZSU46S, CF-VZSU46U, CF-VZSU46R, CF-VZSU46AU, CF-VZSU71U, CF-VZSU72U, CF-VZSU1430U Meets and exceeds OEM specifications and lasts longer hours Features 100% Brand Replacement New battery , with 1 year warranty This product is CE & RoHS certified, so BUY WITH CONFIDENCE!!!