Features: Brand new and high quality High sensitivity, stable performance and durability Suitable for use in corridors, bathrooms, warehouses, stairs, and similar areas The sensor remains in a dormant state under sufficient light conditions, such as during daylight hours When sound is detected, the control light will activate for approximately 45 seconds Operates based on sound activation and functions effectively in dark environments, such as at night Specifications: Material: ABS Style: With Light / Without Light Size: Approx. 86x86mm / 3.38x3.38inch Delay Closing Time: 45 seconds Working Voltage: 220V Induction Principle: Sound and Light Control Note: Please allow 1-2cm measurement deviation due to manual measurement Due to differences in monitor displays, the actual product color may vary slightly from images shown Package Includes: 1 x Switch with Light / Switch Without Light