... Portable scanner can be used with or without Auto Feed Docking Station on the move or as a desktop scanner.2.Picture ... supply: Handy scanner:USB cable or 3*AAA Alkaline batteries.Docking station:USB cable or 6*AA Alkaline batteries.Automatically powers off ... 7,Vista Dimension & Weight: Handy scanner:258*35*22mm / 154gDocking station: 280*80*58mm / 310gColor:Black, Red, BlueAccessories:User's manual ...