Specifications Quantity per Package: 2 Pieces Voltage: 110V Features: Light Control Sensing, Automatic Illuminance Detection, Stable Performance, High - Integration Circuit Design, Outdoor Waterproof and Dustproof, Automatic Light Sensing, Rainproof Type, Intelligent Delay Sensing Details This 220V rainproof light sensor switch AS - 20 is an automatic night - on photoelectric switch and a smart street light light control controller. Each package contains 2 pieces. It features light control sensing with an internal ambient illuminance automatic detection circuit, enabling automatic on at dark and off at dawn for intelligent operation. Adopting a high - performance NE555 timing chip and high - integration circuit design, it greatly enhances anti - interference ability and service life, ensuring stable performance. Designed for outdoor use, it is waterproof and dustproof. With automatic light sensing and intelligent delay sensing, it can prevent false switching, making it reliable for street light control applications. Kindly Notice Please contact us if you need product customization~Please allow 0.4-1.2″(1-3cm) error due to manual measurement and make sure you know before ordering.Any cooperation or bulk order are welcomed.Let's know your ideas.