HQRP Battery for Philips Norelco 6709X 6735X 6828XL Razor/Shaver plus Coaster HQRP&reg; Rechargeable Battery plus HQRP&reg; Coaster; Battery Voltage: 2.4V, Capacity: 1200mAh; Ni-Mh; 100% compatible with Original Battery; 200 Days warranty!