This motion sensor bathroom faucet compatible with single-hole center set installation, touch-free, prevents cross-infection after washing hands. Multi-layer surface treatment, drip-free, smooth feel, rust-proof and durable, resists scratches, corrosion, and tarnishing. The hands-free bathroom faucet reduces overall water usage without sacrificing water pressure, supplies water as soon as hands are within sensing range, and stops when you move away from your hands, reducing water waste and associated costs.