<p><b>A flow regulator is found on virtually every spout fitting on sinks and tubs. The aerator has a key function for the full outlet of the faucet. </b> <b> Features: </b> 1. Silent technology avoids harsh sounds during use. Enjoy the sound. 2. 2 modes, different water pressure can be adjusted according to your needs. 3. Water and energy savings. 4. Sufficient air bubbles to prevent splashing and avoid the force of water erosion without damaging it. 5. Creates a smooth, splash-free spray. Suitable for bathroom and kitchen faucets. <b> Specifications: </b> Material: Stainless Steel + Plastic Specifications: 8.5*5cm Weight: 80g Colour: Silver (As Pictures Show) Mode: 2 switch modes (pulse mode, shower mode） <b> Installation steps: </b> <b> Installing the inner silk faucet </b> 1. Remove the original bubbles. 2. Install the white part of the water saving device. 3. Match the water saver to the white part. 4. The water-saving device can be tightened clockwise. <b> Exterior installation of silk faucet </b> 1. Remove the original bubbles and remove the white part of the water saver. 2. Tighten clockwise. <b>Package includes: </b> 2 * Faucet Aerator 2 * Adapter </p> <p>Note: The data is manual measurement, please allow an error of 1 -44cm, due to differences between light and screen, there will be a certain color difference, the specific received in kind prevail.</p>