- Visually displays?current water temperature- Protects you and your family from skin burns by hot water- Features LED emitters that virtually never burn out- A devices that's hip、 stylish、 classy、 and practical- Tri-color 4-stage temperature range display:<ol><li><strong>Green?color</strong> (cold):?32'C (90'F) or less</li><li><strong>Blue color </strong>(comfort): between 33'C (91'F)?and 41'C (106'F)</li><li><strong>Red color </strong>(hot): between 42'C (107'F)?and 45'C (113'F)</li><li><strong>Blinking Red </strong>(dangerously hot): 46'C (114'F) or higher</li></ol>                                                                                                                                Dimensions: 9.06 in x 3.07 in x 1.89 in<br />Weight: 10.79 oz