Model:DWD-03 Specification: Manual/Auto/Physicalexamination/Storage Models; 80mm,three channel format recording; Bui-in rechargeable Ni-MH battery 250patient cases save(extendable) 3.5 inch color LCD; Can be connected to USB disk ,laser printer and Code Scanner(Optional) Size:300mm x230mmx75mm 2.8KGS