ITEM NAME:TCS230 TCS3200 Detector Module GY-31 Color Recognition Sensor For Arduino B C9D7 TCS230 TCS3200 Detector Module GY-31 Color Recognition Sensor For Arduino B C9D7 Chip: TCS3200 Input voltage: DC 3 ~ 5V Output frequency voltage: 0 ~ 5V Use bright white LED lights Color: Blue Material: metal Can be connected directly with Microcontroller Static detection of the measured object color Best detection distance: 10mm Package Includes: 1x Color Recognition Sensor Note: Light shooting 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.