Eloam high speed portable document scanner S1500 adopt USB 3.0 backward compatible with USB 2.0, transmission is faster.15.0 MP HD scanning, versatile scan bills, invoices, files, documents, 3D objects and so on, 1 second scanning, large format up to A3 size.Built-in a LED supplement light with 1W high power 360 degree wide angle lens, can adjust brightness levels by touch switch to meet the needs of shooting in weak light environments. Automatic rapid accurate multi-standard bar codes and QR code recognition, working more efficient and convenient