Our dusk to dawn photocell is a great way reduce energy consumption by turning your lighting fixtures on automatically when natural light is reduced. Simple installation user giving lighting without need of worry of turning fixtures on or off manually. Energy savings and comfort your lighting is only used when it should be. Features - Color: Black. - Size: 5 x 5 x 2.1 - Material: Plastic. - Operating Voltage: / , 220- / - Power Frequency: 50/60Hz - Ambient Light: <10-30Lux - Rated : 5A -Note: style - The photocell senses sunlight and automatically turns at dusk and off at dawn. - Standard size for use residential outlet box, post lamp poles or wall pack fixtures. - Time delay function inside the sensor eliminates the load temporarily switching off due to car headlights, lightening or another temporary light source. - It is a great way reduce energy consumption by turning your lighting fixtures on automatically when natural light is reduced. - Energy savings and comfort your lighting is only used when it should be. Package list: 2 x