Intelligent Temperature Control - Compared with ordinary showers, our round shower thermostat can automatically balance hot and cold water pressure, quickly keep the water temperature stable, no need for manual adjustment. Wall-mounted anti-scald thermostatic shower mixer with safety button, center distance 150 mm. Safe and comfortable - outlet water temperature range: 20-50C, safety button temperature: 38C. Let you enjoy a comfortable shower in the cold winter without worrying about sudden cold or hot water. EASY TO INSTALL - Inlet size: G 1/2" Outlet size: G 1/2" to fit your bathroom. The hot water inlet is on the left and the cold water inlet on the left. Alright, so you just have to connect the cold water hose to the cold water and the hot water hose to the hot water.