High Quality High-quality stainless steel sheet material, robust, corrosion-resistant, and durable. Touchless Switch Induction Design Features a dual touchless infrared sensor for stable and professional performance. Dual Color Indicator This product features dual color indication: a blue LED display in standby mode and a red LED display when triggered. Utilizing infrared optical technology, the blue standby light helps locate the switch even in low light conditions. When the infrared light is triggered, the backlight turns red, and the door opens. Wide Range of Applications Widely used in access control systems. Suitable for all access points and commonly used in offices, banks, department stores, and more. Features: 1. Touchless sensor switch with blue backlight for access control systems. 2. Uses infrared optical technology; the blue standby light helps locate the switch in low light. The backlight turns red when the infrared light is triggered, opening the door. 3. This infrared switch is touchless and frequently used in access control systems. 4. Touchless infrared output sensor, providing stable and professional performance. 5. High-quality stainless steel sheet material, robust, corrosion-resistant, and durable. 6. Exquisite workmanship, elegant appearance, 2-color LED indication, convenient to use. 7. Easy to install; no complicated tools required.