-T01: When your hand sweeps over the side sensor, the adapter is activated and water flows out. The water doesn't stop when the hand is removed. Only when the hand sweeps the side sensor again does the water flow stop. The product comes with 6 adapters that are compatible with major standard faucets for market. Contains all mounting accessories for easy installation without complicated plumbing. Touchless faucet adapter is made of high quality PC with a minimalist design and compact size. Waterproof rating IPX6. Touchless faucet adapter with bubbler for maximum water conservation. And the adapter built-in battery, no need to charge, long-term endurance. -T01: Suitable for kitchens, restaurants, schools and so on . Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Photo Color Material:pc+copper Package Contents: 1 x Water Saver 6 x threads Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.