Fetures: The TCS3200 is TCS230 upgraded version better Power supply 3-5v Resistance to light interference White LED can be controlled on, off. Can detect non-luminous object color Best detection distance 1cm Package Content: 1X GY-31 TCS230 TCS3200 Color Sensor Recognition Module Datasheet: http://smart-prototyping.com/image/data/2_components/Arduino/100847%20GY-31%20TCS230%20TCS3200%20Color%20Sensor%20Recognition%20Module%20for%20Arduino/color-sensor-module.pdf datasheet2: http://smart-prototyping.com/image/data/2_components/Arduino/100847%20GY-31%20TCS230%20TCS3200%20Color%20Sensor%20Recognition%20Module%20for%20Arduino/TCS230.pdf