The TCS3200 TCS230 upgrade version better. The Color sensor module base on TCS3200 which is a programmable color light-to-frequency converter, it could filter RGB data from source light and convert it to a square wave(50% duty cycle) with frequency directly proportional to light intensity (irradiance). Specifications: – 3-5v power supply. – Resistance to light interference. – White LED can be controlled, off. – Can be detected non-luminous object color. – Optimal detection distance of 1cm.