3.6V 600mAh Nickel Cadmium (NICD*CROSS REFERENCE - DEVICES: AT&T - 24032, Bell Phone - 32001, Bell Phone - 32011, Cobra - CP-1155, Cobra - CP-2055A, Cobra - CP-2058A, Cobra - CP-205SA, Cobra - CP-310S, Cobra - CP-320S, Cobra - CP-355, Cobra - CP-355S, Cobra - CP-9105, GE/Sanyo - 23621, Gemini - TA245, General Electric - 86154, Lucent Technologies - 24032, Northwestern Bell - 32001, Panasonic - KX-T3815, Panasonic - KX-T3825, Panasonic - KX-T3831, Panasonic - KX-T3835*CROSS REFERENCE - DEVICES: Panasonic - KX-T3842, Panasonic - KX-T3845, Panasonic - KX-T3880, Panasonic - KX-T3900, Panasonic - KX-T800, Panasonic - KX-TC1401B, Panasonic - KX-TC1402, Panasonic - KX-TC1431W, Panasonic - KX-TC1447, Panasonic - KX-TC1451B, Panasonic - KX-TC1486B, Panasonic - KX-TC1501B, Panasonic - KX-TC1503, Panasonic - KX-TC1703, Panasonic - KX-TC1711B, Panasonic - KX-TC1713, Panasonic - KX-TC1720B, Panasonic - KX-TC1721B*CROSS REFERENCE - DEVICES: Panasonic - KX-TC1723, Panasonic - KX-TC1731B, Panasonic -