Turns on lights after sunset until dawn or for a preset number of hours.
Built in protection shuts off the lights when the battery voltage is low.
Can flash the lights for marine beacons.
Large advertising signs with more than 20 Amps can be made by using multiple 20 Amp Load Slave controls
The 10 and 20 Amp controls can set a clock using the sun to turn loads on and off at specific times.