Hybrid Spectrum, Dusk-to-Dawn Fly Zapper Electric Fly Catcher Fruit Flies Trap Outdoor & Indoor for Home Use Mosquito Killer Bug Zapper Insect Lamp with Light Sensor - UK PlugHybrid Spectrum: 15W hybrid regular UV and black UV dual bulbs emit a broader light spectrum, which is more effective in attracting a variety of pests, including flies, fruit flies, mosquitoes, gnats, and moths, etc. Dusk to Dawn Mode: The fly zapper features a waterproof switch that offers 3 modes: ON, OFF, and AUTO mode. In the AUTO mode, the fly zapper will autonomously switch on and off based on the light changes, allowing it to operate at dusk