【cUPC Certified and Anti-scald】 Advanced monitor pressure balance ceramic disc cartridge with cUPC certification can effectively protect you or your family from scalding injury caused by sudden changes in hot or cold water pressure: such as your child rush the toilet meanwhile you are showering; Built-in check valve can effectively prevent banging noise(water hammer phenomenon) 【6 and 9 Settings Shower Head and Handheld】 Simply slide lever on rainfall shower head or handheld to get 6+9 luxurious water flow: Waterfall, Stay-warm Mist, Rianfall and Mist, Rainfall, Pellet, Pause, Mist, Pellet+Mist, Massage, Power Jet; You will get lot of fun and relax while showering with this rainfall shower head with handheld spray set 【Premium Ceramic Disc Cartridge】 Smooth, long lasting, drip-free operation ceramic disc cartridge ensuring quality and longevity(can be use more than 500,000 times), Single lever design for effortless flow and tempreture control; the modern and elegant shower head combo set can match all kinds of your bathroom decoration 【1/2" NPT Standard Threads】 Standard 1/2" NPT tapered threads, compatible with most shower systems; You can adjust the spray angle of the showerhead and handheld through the swivel connectors to get a wonderful shower experience 【Lifetime Limited Warranty】 Lifetime highest standard customer service(any questions, please click SHAMANDA under the product title to e-mail us; We standby for you at anytime), Backed by SHAMANDA's lifetime limited warranty(We can send replacement when you need it), just buy and install with confidence