... (RED LED) Supporting multi-interface: Keyboard wedge, RS232, USB BAR CODE SCANNER (RED LED)> Scanner Type: Bi-directional > Resolution: 0.10mm ... % > Current consumption: 100mA > Idle current: <10mA > Operating temperature: 0°C~40°C > Shock: 1.2m drop on concrete surface > EMI generation: FCC ... laser product > Supporting multi-interface: Keyboard wedge, RS232, USB BAR CODE SCANNER (RED LED)