The controller has 4 work modes:
1. Light & time control: Mode=1-15: When there is no sunlight start the load, time control shutoff(1-15 hours);
2. Light control Mode=16: When there is no sunlight start the load,when the light appear, shut down load;
3. Normally open Mode=17: Keep the output state 24 hours a day;
4. Manual mode Mode=18:Manual mode.
5. Press the button for 5 s, digital tube start flashing, product into regulating mode, loosen the button, each time you press the button, the number will increase, and the set up, about 5 s digital tube stop flashing, exit mode Settings.