Replacement battery fits 7 Cobra compatible models. Specifications: 1800mAh, 4.8V, Ni-MH. Compatible with: CP 486S, Ascom MIRA, Kathrein KT900, Kathrein KT910, DNT APOLLO, Urmet ZEFFIRO 3 and 1 more compatible models. Replaces: Ascom GOB-3060. Cobra replacement battery designed for Cordless Phone devices. A precise, secure fit you can rely on.