Color changes with the water temperature Its blue when the water is cold or simply turned on.

When the water is getting hot it changes to red alerting you that the water is getting hot 1.

Unscrew old aerator 2.

Screw on the faucet light 3.

Water pressure activates light 4.

Turn off the water and the light goes off.

Fun and functional for a kids bathroomit also adds entertainment to any powder room.

Universal Adaptors included to fit most water faucets