vtech vt2420 cordless phone battery ni-mh, 2.4 volt, 1500 mah - ultra hi-capacity - replacement for panasonic hhr-p546a, type 23 rechargeable batteryEM-CPH-485 - Ni-MH, 2.4 Volt, 1500 mAh, Ultra Hi-Capacity Battery - Replacement Battery for Panasonic HHR-P546A, Type 23 Cordless Phone Battery