Hitech - Replacement Cordless Phone Battery for Many Panasonic Phones, Including: KX242, KX5766, KXTG2411, KXTGA241 Capacity: 830mAh Voltage: 2.4V Chemistry: Ni-MH See description for list of compatible cordless telephones Replaces Panasonic HHR-P105, and HHR-P105A batteries