Amazon.com: Synergy Digital Cordless Phone Battery, Works with GP GP80AAAH3BXZ Cordless Phone, (Ni-MH, 3.6V, 800 mAh) Ultra Hi-Capacity, Compatible with Clarity C4220/4230 Battery : Electronics
Amazon.com: Synergy Digital Cordless Phone Battery, Works with Vtech ia5863 Cordless Phone, (Ni-CD, 3.6V, 400 mAh) Ultra Hi-Capacity Battery : Electronics