SJ-H101 1.Water TEMP adjust 2.Water flow adjust 3. Hand shower ... ,2WWater flow valveDC5V,1Wswitching valveDC12V,5W;Waterproof ratingIPX5;Working TEMP:1°C-45°CCold water TEMP:4°C-29°Chot water ... to install a pressure release valveThe whole digital thermostat controller, SJ-H101, including external adapter, external host box and LCD control ...