Panasonic KX-TD7895 Cordless Phone Battery Ni-MH, 3.6 Volt, 1500 mAh - Ultra Hi-Capacity - Replacement for Rechargeable Rechargeable Battery Synergy Digital Replacement Battery for Rechargeable Ni-MH, 3.6 Volt, 1500 mAh. Made with high quality Japanese cells. 100% compatible with your OEM battery - 3 year warranty. Synergy Digital is a Registered Trademark