Lenmar Fits At&t/lucent/ Fits: AT&T - Lucent Technologies 1231, 2125, 2725, 2820, E2125, E2715, E2725B, E5603, E5630, E5634, E5915B, E5925B, ID-2820, Motorola MD-4150, Olympia CDP-24106 Replaces: AT&T - Lucent Technologies 00578, 2419, 2420, 80-5542-00-00, 80-5543-00-00, 1231, 2231 3.6V / 700mAh Nickel-Metal Hydride 1 Year Warranty