VTech BT-17333 Battery Replacement for VTech Cordless Phone Battery (600mAh, 3.6V, NI-MH) - Compatible with CS5111, CS5121, CS5111-2, BT17333, 5111, CS5211, CS2111, AT&T EL42308, CS5121-2, BT-17333, CS5121-3, 5121 Replacement VTech Cordless Phone Battery - Compatible with FF1775, FF1765, FF2000, FF2000H, FF2025, FF2100, FF2115, FF2125, FF2128, FF1726, FF1188, FF1710, FF1712, FF1719, FF1720, FF1722, FF1724, FF1725, FF1770, FF1740, FF1741, FF1742, FF1751, FF1760, FF1762, GH3028, FF643, FF677, FF676, FF674, FF672, FF671, FF670, FF668, FF667, FF665, FF664, FF660, FF655, FF646, FF2150, FF642, FF641, BP36MLX400, BP36MLX, 01839, S60518, Sanyo GESPCH06, GH3012, GH3010, GH3000, CTP8212, GE GP40AAK3BMX, CTP9200, CTP8325, CTP8310, CTP8225, GE GP60AAH3BMX, CTP8210, EXCELISTOR 3101, 4128, EL42408, EL42258, EL42208, EL42108, EL41208, EL41108, Aastra Telecom JB950, RadioShack CS90174, FF1185, FF674, FF643, BPT37, FF695, Sanyo CLT3500, Sanyo 3N270AAMRXR Battery Capacity: 600mAh, Voltage: 3.6, Type: Nickel-Metal Hydride Lifetime Warranty On Sale for a Limited Time! Grade A Quality. High Capacity.