Easy to fit on your current shower, this shower head has a LED with a temperature sensor. It changes color depending on the water temperature. Fun and safe! No battery required: the water does the trick.Contact us if you need to order more than 2 pieces.LED shower headShell material: plastic and brassShell color: greyLED: 1Colors :- less than 31 degrees Celsius: blue- Between 32 and 43 degrees Celsius: green- Between 44 and 50 degrees Celsius: red- more than 51 degrees Celsius: flashing redTemperature sensorPower source: waterSurface treatment: water plated and nature colorDimensions: 235mm x 34mm