[Material]: Maximum flow rate: 4.5 L/min, 1.19 gpm. Made of high-quality SUS304, this tall bathroom faucet is durable and leak-proof. Even with high pressure, it may be necessary to reduce it for optimal use. [Design]: The extra-wide, high-flow waterfall spout provides a powerful flow. The matte black finish resists tarnishing and is highly reflective. The single handle makes it easy to control the flow and temperature. [Installation]: Its single-handle design adds a touch of elegance to your sink. Our bathroom faucet is designed for single-hole sinks and comes with an installation instruction. [Note]: This tall waterfall faucet is compatible with mounting holes from 3.2 cm to 4 cm. The package includes a standard 3/8 inch female thread and an M10 male connector for hot and cold water lines. [Function]: Our product features low noise, high quality ceramic filter and is leak-proof.