Amazon.com: Panasonic HHR-75AAA/B-4 Ni-MH Rechargeable Battery for Cordless Phones, 700 mAh (Pack of 2) : Electronics
Panasonic - HHR-450A - Battery,Rechargeable,Cylindrical,Nickel-Metal Hydride,1.2VDC,4.2Ah,HHR Series - Allied Electronics & Automation, part of RS Group
Panasonic HHR-200A 4/5A Ni-MH Battery - 1.2 Volt 2000mAh Flat Top