Seeed 101020341 Grove - I2C Color Sensor V2

Seeed 101020341 Grove - I2C Colour Sensor V2 can recognize different colours and then drive the lamp lighting in blue, green, yellow, orange and red accordingly.This module can be used to detect the colour of light source or the colour of objects. When used to detect the colour of the light source, the LED switch should be turned off and the light source should shine at the sensor directly. When used to detect the colour of objects, the LED should be on, and you should put the item on the top of the enclosure closely. The theory of sensing the colour of objects is reflective sensing theory.