Without manual operation, with design, installation, reliable, small size, light weight. Easy installation, long service life benefits. Opens during the day or night, closes in the evening. Widely used in street lights, highways, factories, gardens, ports, airports, farms, parks, schools, and other places. Turns off the light day and night without manual operation. Do not install the controller in a place that is darker during the day or a place with direct light on the light-sensitive lamp. Used for: street lights, highways, factories, gardens, gates, airports, farms, parks, schools, and other places. Also suitable for solar lamps and lanterns, or cars, motorcycles, electric vehicles, and other power sources are 220V lamps and lanterns or equipment. Working Voltage: 220 (V). Sensing Range: 10 meters. Output Form: Relay. Color: White. Scope: Garden / Courtyard / Street / Neighborhood / School and so on. Load Voltage: 10A. Charging Power: 2200W. Delayed Off Time: 0.1S. Frequency: 50-60HZ. Product Net Weight: 50G / piece. Sensing Principle: Light Control. Size: 4.3 * 4.2 * 3.5CM. Product Features: Automatically turns off the light in the dark. Specification: Automatically turns off the light. : Without manual operation. Easy installation. Long service life.