Power supply voltage:DC 5V Signal output: 5 analog signals Scope of application: intelligent car robot tracking line patrol, color recognition and other uses (can not recognize the color of LED light source) Detection distance: 5mm-35mm, the recommended installation height is 5mm-20mm from the bottom of the probe to the detected . Wiring requirements: VCC and GND shall not be reversed, and the voltage shall not be higher than 5V, otherwise it burn the sensor probe or LED lamp bead. Color:As Shown Material:PCB Package Contents: 1 * Module 1 * Adapter cable 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.