If you are used to using your left hand, do you often feel inconvenient to use regular faucets? This wall-mount bathroom vanity faucet is specially designed for left-handed users. The left-handed single handle is ergonomic to fit your hand and makes operating easy and effective. The Sumerian wall mount bathroom sink faucet remains durable and beautiful over time thanks to its solid brass construction. The unique, circular design of the faucet brings a modern look to any bathroom sink and frees up more valuable counter space in your bathroom. This wall-mount lavatory faucet offers a convenient way to save counter space without sacrificing style and functionality. Compliant with California Energy Commission (CEC) water-efficiency standards. This sink faucet has ICC-ES PMG certification and is compliant with standards: ASME A112.18.1/CSA B125.1-2018, plumbing supply fittings(the same standard as cUPC certification). This wall mount vanity faucet is Lead-Free and compliant with standard NSF/ANSI/CAN 372-2022 drinking water system components - lead content. It also has WaterSense certification and is compliant with EPA WaterSense's high-efficiency lavatory faucet specification(V1.0). To save time and extra expense, please show your plumber the installation video under the main image on the product page before installation and please keep the user manual properly for future needs.