HQRP 2 pack Phone Battery compatible with VTech CS6229-3 / CS 6229-3, CS6229-4 / CS 6229-4, CS6229-5 / CS 6229-5 Cordless Telephone + Coaster HQRP&reg; Two Rechargeable Batteries plus HQRP&reg; Coaster; Battery Voltage: 2.4V; Capacity: 850 mAh; Ni-Mh; Keep in touch with friends and family and never miss a conversation; Compatible with Original Battery; 200 Days warranty!