The 220v Module Detector Auto Switch is a smart sensor that automatically controls the lighting in your home or office. It is designed to detect sound and activate the connected lamp in dark environments, such as at night. With its high sensitivity and practicality, this sensor provides a convenient and energy-saving solution for your lighting needs. The sensor is in a dormant state during daylight hours and becomes active when it senses sound. Once activated, the connected lamp will stay lit for approximately 45 seconds. The sensor has a waterproof rating of IP22, making it suitable for use in various locations, including corridors, bathrooms, warehouses, and stairs. This sensor features fine workmanship and stable performance, ensuring its durability and reliability. It has a load power capacity of up to 40W and an input voltage of AC180-265V 50/60Hz. The induction sound range is 50-70 decibels within a 6-meter radius, and the induction delay is 40 seconds 10 seconds. The photosensitive setting allows the sensor to activate in darkness with a sensitivity of 10Lux. The working temperature range is -20 ~ 45 C. The 220v Module Detector Auto Switch is compatible with various lighting fixtures and appliances, including LED downlights, ceiling lamps, panel lights, bulbs, and more. Its compact size of length 38mm width 28mm height 16mm allows for easy installation and discreet placement. Upgrade your lighting system with this intelligent sound voice sensor switch and enjoy the convenience and energy savings it provides. Key Features: Automatically controls lighting based on sound detection Works in dark environments, such as at night High sensitivity and practicality Durable and stable performance Waterproof rating of IP22 Suitable for various locations Compatible with LED downlights, ceiling lamps, panel lights, bulbs, and more Compact size for easy installation