NNTN4496AR - 950 mAh Ni-Cd Battery
NNTN4497CR - 2250 mAh Li-Ion Battery
NNTN4851A -1400 mAh NiMh Battery
NNTN4852A - 1300mAh NiMH FM Battery
NNTN4970A - 1600 mAh Slim Li-ion Battery