... only regenerates dead alkaline batteries, it recharges several common rechargeable batteries as well. RC999 FeaturesTypes of batteries supported:Alkaline ... and Saline,NI-MH,NI-CD rechargeable Battery,AA,AAA,N,C,D,9V),Universal,Intelligent Alkaline Battery ChargerAvoid to ... only regenerates dead alkaline batteries, it recharges several common rechargeable batteries as well, helping you save money and ...