Features Universal compatibility: Compatible with any lamp ranging from 1-40W, providing versatility and convenience for various lighting setups. Practical design: The small and practical photoelectric switch is easy to install and offers high performance, ensuring a hassle-free setup process. High sensitivity: Delivers high sensitivity for any lamp, making it suitable for areas such as corridors, washrooms, and staises, enhancing safety and convenience. Wide application: Suitable for LED ceiling lights, downlights, spotlights, and panel lights, offering a versatile solution for different lighting fixtures. Intelligent control: Supports the induction principle of sound and light control, with a 45-second delay off time, providing intelligent and energy-efficient lighting control. Features: 1、1-40W universal, this kind of sound and light control switch is compatible with any lamp. 2、Photoelectric switch is small and practical, which is also easy to install. And it is with high performance. 3、With high sensitivity for any lamp, the switch can be used for corridor, washroom or staise. 4、And the scope of application includes LED ceiling light, downlight, spotlight and panel light. 5、Support induction principle of sound and light control induction, the switch also supports 45 seconds delay off time. Specification: Item Type: Sound and light control switch Model: MR-SK50A Working Voltage: 220 (V) Induction Principle: Sound and light control induction Induction Range: 50 dB Output form: SCR Delay off Time: 45 seconds Scope of Application: LED ceiling light, downlight, spotlight, panel light Color: White Size: Approx. 43 x 28 x 16mm / 1.7 x 1.1 x 0.6in Package List: 5 x Switch Package List 5 x Switch