Material: Brass + Chrome, maintains a lasting luster while resisting corrosion and moisture, no corrosion, eliminates oxidation problems. Note: 3/4" + 1/2", 4 points are connected to the hose and 6 points are connected to the shower hose. Smart thermostat: the water temperature is constant and stable. Our thermostats for shower systems can also be set from 20C to 50C. The safety temperature of 38C can effectively avoid sudden changes in water temperature during showering. Package content: only includes the shower faucet and the hose connection adapter, the hose water bottle and shower rod are not included. Quality Guarantee: From the date of purchase, we offer a 30-day unconditional return guarantee and a 5-year repair guarantee. You can buy your shower thermostat with confidence.