AT&T-Lucent ID-2820 Cordless Phone Battery Ni-MH, 3.6 Volt, 650 mAh - Ultra Hi-Capacity - Replacement for AT&T ID-282H, ID-2820, Marantz and Phillips HHR-60AAA/ Rechargeable Battery Replacement Battery for AT&T ID-282H, ID-2820, Marantz and Phillips HHR-60AAA/ - Ni-MH, 3.6 Volt, 650 mAh. 100% compatible with your OEM battery - 3 year warranty. Made with high quality Japanese cells. Synergy Digital is a Registered Trademark