HP Scanjet 5530 Photosmart Scanner. Maximum scan size: 210 x 297 mm, Scanner type: Flatbed, Optical scanning resolution: 2400 DPI. Auto document feeder (ADF) input capacity: Standard, 24 photos. Standard interfaces: 1 Hi-Speed USB 2.0. Weight: 5.5 kg. Power consumption (typical): 31.9 W