Specification: 1. Working voltage: AC110v-250v (50 Hz ) 2. Load power, the LED =18W, Incandescent =100W 3. Sensitivity: 5 LUX+ 2 LUX, 4. Noise sensitivity: =50 dB 5. Delay time: 30s 6. Sensing range: 5-8m Installation note: 1: Please do not charged operation, require professional installation. 2: The product USES the international standard two wire connection mode (as shown) 3: It is strictly prohibited in the case of overload short circuit. Feature: 1. The energy conservation and environmental protection, low static power consumption, safe and reliable products. 2. The product USES the photosensitive control, with functions of automatic metering, can only work properly when dark. 3.Sound and light-controlled energy-saving switch lamp holder. 4.Applicable to the corridor, warehouse, balcony and other places of automatic to turn off the lights. Do not apply to much noise at night place. Package Included: 1x Delay Switch