Replacement battery fits 13 Olympia compatible models. Specifications: 1200mAh, 3.6V, Ni-MH. Compatible with: C200, T-Plus Europa 40i, Europhone 56812, Kathrein KT951, Hagenuk ST9000CX, Hagenuk ST9000ZX and 7 more compatible models. Replaces: Hagenuk KT951. Olympia replacement battery designed for Cordless Phone devices. Ensures your device stays powered through regular use.