New and High Quality!This sensor is in dormant state when in lighting environment, for example in daytime.Can be controlled by any sound and it will working In the dark environment, for example in night.If the sensor feel sound, the controlled lamp will be light about 45s.Fine workmanship and stable performance.Automatic control, save energy.High sensitivity, practicability.Durable in use.Used in corridor, bathroom, warehouse, stair etc.Specification:Product Name: Sound Sensor SwitchSensitivity to light :darkenessProduct model: MRSK50ALoad power: 40WInput voltage: AC180265V 50/60HzInduction sound: 5070 decibels (within 6 meters)Induction delay: 40 seconds 10 secondsPhotosensitive setting: 10LuxWaterproof rating: IP22Working temperature: 20 ~ 45 CProduct size: length 38mm width 28mm height 16mmPacking quantity: 1000 / boxApplication lamps: LED downlights, ceiling lamps, panel lights, bulbs and other lighting fixtures or appliances.Specifications:Product Name: Sound Sensor SwitchSensitivity to light :darkenessProduct model: MRSK50ALoad power: 40WInput voltage: AC180265V 50/60HzInduction sound: 5070 decibels (within 6 meters)Induction delay: 40 seconds 10 secondsPhotosensitive setting: 10LuxWaterproof rating: IP22Working temperature: 20 ~ 45 CProduct size: length 38mm width 28mm height 16mmApplication lamps: LED downlights, ceiling lamps, panel lights, bulbs and other lighting fixtures or appliances.Package Included:1*Sound Sensor Switch