Features:1. No battery is need， water powered2. This LED shower head is easy to install3. Bright is such enough even no other lighting fixtures need4. Mixing light and water ， bring a dreamlike world5. It also provide you with a unique fun and soothing experienceSpecifications:1. Material: ABS2. Finish: Polished Chrome3. Size: Diameter about 8.3cm/3.3inch4. Interface:International General5. Type:Fixed Shower Heads6. When it is lower than 32℃， Blue color will show automatically. When it is between 32℃ ~ 38℃， green color will show automatically. When it is between 39℃ ~ 45℃， red color will show automatically. When it is above 46℃， red color will flash immediately.7.Weight:about 200gPackage including:1 x Water Temperature Sensor Control LED Top Shower Head Bath Sprinkler Package including:1 x Water Temperature Sensor Control LED Top Shower Head Bath Sprinkler