Viatek Re04-g Renu-It Deluxe Home Battery Regenerator with USB Charger Regenerates Or Recharges Alkaline, Nimh, Nicd Or Lithium Batteries 8 Charging Dockscharges/regenerates 6 Aaa, Aa, C & D Batteries, Two 9v Usb Connection To Charge Any Cellular Phone Protects Against Overcharge, Overheat, Short-circuit & Polarity-reversal Issues Automatic Power Off After 24 Hours Of Charging