The OP hinted that he bought the device at REV robotics. Google produced this page and sure enough, the lazy idiots do not provide a data sheet.
REV robotics does, however, provide this totally convincing user review:
THIS THING CHANGED MY LIFE!!! NOW I CAN SEE ALL COLORS, JUST WITH THIS SENSOR!! IT IS AWESOME. I THINK I AM IN LOVE WITH THIS PRODUCT.
COLOR SENSOR LOVER on Oct 12th 2017
What more would anyone need to know?