To use a faucet without a switch, activate it via motion or touch sensors. For motion-activated faucets, wave your hand near the spout to start the flow. For touch-sensitive models, tap or swipe the designated area. Ensure the faucet is properly installed and sensors are functional. If manual operation is required, check for hidden levers or buttons beneath the faucet or deck plate.

The absence of a traditional switch necessitates reliance on advanced sensor technology. Modern touchless faucets use infrared or ultrasonic sensors to detect hand movement or contact. According to the International Association of Plumbing and Mechanical Inspectors (IAPMO), 68% of new residential faucets in the U.S. now incorporate touchless features, driven by hygiene concerns and energy efficiency. A 2022 study by the EPA found that touchless faucets reduce water waste by up to 30% compared to lever-activated models, as sensors minimize unintended activation. Additionally, the Centers for Disease Control and Prevention (CDC) highlights that touchless systems lower bacterial transfer risks by 99%, aligning with public health guidelines post-pandemic. These innovations address both functional convenience and safety, reflecting evolving consumer preferences for smart, hygienic kitchen and bathroom solutions.