14.8V, 5200mAh, Li-ion Battery fits Terrans Force, X511 Series, X511-485-7, 76.96WhBattery Fits Models: X511 Series, X511 485 7, X511 485 8, X511 560 6, X511 560 7, X511 580 7, X511 580 8, X511 6970 7, X511 6970 8, X511 6990 6, X511 6990 7, X511 6990 8, X511 7970 36, X511 7970 36j, X511 7970 37, X511 7970 38, X711, X711 1060 67t, X711 970m 67sh1, X711 1060 67t, X711 1070 67sh1, X711 1070 77sh1, X711 1080 67sh1, X711 1080 77sh1, X711 970m 67sh1 Battery Part Numbers: CS CLP170NB The products we supply are exceptionally well designed;