HQRP Cordless Phone Battery compatible with General Electric GE 5-2548/52548, 27831 Replacement plus Coaster HQRP&reg; Rechargeable Battery plus HQRP&reg; Coaster; Battery Voltage: 3.6V; Capacity: 1200 mAh; Ni-Mh; AA Cells; Keep in touch with friends and family and never miss a conversation; Compatible with Original Battery; 200 Days warranty!