Aerosol LED dispenser comes with three Functioning modes:

Day: Senses light and operates only when light is on. Stop operating in absence of light.
Night: Senses absence of light and operates only when light is absent. Stop operating in light.
24 hours: operates in the presence of light as well as in the absence of light.

Aerosol Dispenser Features:

Orchids Aerosol LED Dispenser OR/AAF/01A