This Contemporary Creativity Bathroom Sink Faucet Single Handle Easy Control.The clean level handle allows you to adjust it from side to side and up to down for effortless temperature and flow control.Waterfall flow is ideal for everyday bathroom tasks, like brushing teeth wash face and washing hands，While maintaining beauty and quality, we also maintain high efficiency of water pressure and overall performance.The surface faucet finished in the multi-layer protective finish, it will resist corrosion and tarnishing for a long-lasting sheen and beauty.Waterfall flow is ideal for everyday bathroom tasks, like brushing teeth wash face and washing hands，While maintaining beauty and quality, we also maintain high efficiency of water pressure and overall performance.The ceramic valve cartridge afer subjer subjected to more than 500000 times switch can also smooth labor-saving operation,can be durable. Type:One Handle Bathroom Sink Faucet Finish:Black Mounting:Deck-mounted/Single Hole Number of Handles: Single Handle Main Body Material:Brass Handle Material:Zinc Alloy Valve:Reliable Ceramic Cartridge The ceramic disc cartridge can survive 500,000 times open & close test. Sophisticated ceramic engineering provides both convenience and control precision. Water Mode:Waterfall Water Feature:Mixer Hot and Cold Water Pressures:Minimum 0.5 bar, 1.0 bar recommended EASY OPERATION: Single lever design for effortless flow and temperature control The Hole Diameter Of Your Sink:3.3cm-4.5cm Could install this faucet or You have to drilling the hole FAUCET:Ceramic valves which is tested for up to 600,000 life cycles at 90 degrees