Astronomical time switch Timer with an astronomical program to control the lighting without using a light sensor.Two-channel design, where each channel is programmable independently of the other. By entering the geographic coordinates, the lighting can be switched onoff by sunrise and sunset. During programming, 120 minutes may be added to the time of sunrise and sunset.

Astronomical time switch Timer with an astronomical program to control the lighting without using a light sensor.Two-channel design, where each channel is programmable independently of the other. By entering the geographic coordinates, the lighting can be switched onoff by sunrise and sunset. During programming, 120 minutes may be added to the time of sunrise and sunset.