Our DSR-8 electric-heated shower has cute appereance and simple install. Warm water will flow out just in 5 seconds. the temperature can be adjust from 30-60 degree. we can adjust the power ( wattage) 0-5400. When you are having a shower,you can change your ideal temperature according your requirements. this style have multi-protection system: power-leaking protection, over pressure protection, high-temperature protections,water and electricity are isolate.