Digital twilight switch Illuminated display Text based menu Daily programming 1 channel Switch off by time and duration/ Switch on by time and duration Adjustable Lux threshold Adjustable delay times Adjustable light-hysteresis 30 memory locations 10 years battery-reserve Minimum interval is 1 minute Switching capacity 16A Up to 30 permanent switching by date Manual permanent mode Manual override Automatic sorting of switching times on readout Fully automatic daylight saving time Elapsed time and pulse counter Advance warning function Security by PIN code Unlimited program security by EEPROM