Goldmice LED Water Faucet Light with Adapter for Bathroom and Kitchen (Blue+Green+Red light) POWERED BY WATER - No charging. No batteries. No plugs. This clever light attaches to your faucet and creates its own power from the water flowing through it. Its your very own little hydroelectric power generator that creates a colorful waterfall every time you use it. SAFE & DURABLE - Made with ABS (same as LEGOs) and other high quality materials, this light wont rust or corrode. The electrical components are carefully and securely separated from parts that touch water and the LEDs are rated to last 50,000 hours. UNIVERSAL FIT & EASY TO INSTALL - This light has been designed to fit standard sized taps - it fits faucets with both MALE and FEMALE thread. Weve included an adapter to make sure it fits yours. To install, simply take it out of the box, remove your existing cap, and screw into place. Internal diameter: 15mm. External thread diameter: 22mm GREAT FOR FAMILIES, KIDS - Whether you use this in a kitchen, a bathroom or a classroom, its sure to make an impression. The colors are bright and changes depending on the temperature of the water flowing through it. Perfect as a safety precaution for small kids and babies. TEMPERATURE SENSITIVE - For cool water (less than 90F), this light glows blue. For warm water (91 to 106F), it shines green. For hot water (107 to 113F), youll see red light. For water that's over 114F, itll blink red as a warning that the water is very hot. Click add to cart and order yours now.