... )Rechargeable Ni-MH (Nickel Metal Hydride)RechargeableBattery Sizes Supported:1-4 batteries of: AAA, AA, N, C, ... D, and 1 X 9 volt prismaticRC999( Non-rechargeable Alkaline and Saline,NI- ... MH,NI-CD,AlkalineRechargeable Battery,AA,AAA,N,C,D, ... dead alkaline batteries, it recharges several common rechargeable batteries as well, helping you save money ...