26/34bits Standard Format Data Output Less than 0.2 second Response Speed 5-10cm Proximity Range Ambient Temperature:-25℃ to 75℃ Ambient Humidity: 10%-90% Built-in Antenna Built-in LED (Double Color LED) Built-in Loud Speaker (Buzzer) DC 9V-16V Working Voltage. Standard 12V, 70mA Working Current 100 Meters Communication Distance Real Time Data Transfer PVC Case Material With Outdoor Water-Proof Function Audiovisual indication: When a registered card is presented to the reader, the red LED flashes green and the beep sounds. Wire Connection WG26/34 Format Red:DC 9V-16V Black:GND Green:D0 White:D1 Blue: LED Yellow:BEEP gray: ring :ring Color: Black Material: PVC Package Contents: 1 * IC Card Door Reader Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.