Hellohome Thermostatic Mixer Valve 12" Ultrathin Rainfall Handheld Shower Head Faucet Set Shower head: #304 Stainless steel Showe head: 300*300mm*2mm (Ultra thin unlead) Wall Mount Installation Thermostatic Brass valve: no need to adjust temperature hardly each time Thermostatic Brass valve:Security stop at 38C, which can be overridden from temperature control