【 Certification Guarantee Quality 】Our single handle bathroom faucets are equipped with the UPC certification ceramic cartridge,which has passed 500,000 times ON/OFF test to ensure the leak-free performance and the cUPC NSF certified water hoses meet U.S. and Canada high-quality standrad. No need to worry about any leaking issue. 【Lead-free & Healthy Material】The bathroom sink faucet is made of lead-free SUS 304 stainless steel, which ensures to provide you with cleaner and healthier water. Let you get away from heavy metal water. The finish of matte black bathroom faucet throughs 7 layers of surface treatment process to protect it from rust, corrosion and it is anti-fingerprint. 【 EASY OPERATION 】The faucet for bathroom sink is one-handle lever design, makes it easy to control the water flow and temperature. Control both the water flow and temperature once time at one hand operation. This black faucet can be used in many places, you can used it as bathroom faucet, rv faucet, laundry faucet, lavatory faucet and so on. Get much more convenience in your daily life. 【Lasting Surface Gloss】The black bathroom sink faucet has passed the 100-GRAM TEST, which can reflect the surface paint adhesion effect. As the 7 layers coating treatment finish, it is not easy to fall off the paint after long time use, and it maximizes the beauty of your single hole bathroom faucet. 【Contact Us Any Problem】 If there is any problem with this single handle bathroom faucet (quality, function, installtion etc.), please contact us and we'll get back to you as soon as possible. If you’re not happy with it, just send it back. We believe our faucet can meet your satisfaction.