Hitech - Replacement Cordless Phone Battery for Sharp CL220, UXCC500, UXCD600, UXCL220, UXK01, and UXK02 Phones Capacity: 800mAh Voltage: 3.6V Chemistry: Nickel-MetalHydride (Ni-MH) Replaces Sharp UX-BA01 battery Fits Sharp CL220 UXCC500 UXCD600 UXCL220 UXK01 UXK02