Targets mosquitoes with a powerful combination of attractants, black light, heat chemical scent, movement and color contrast Grill, funnel design to keep out bigger beneficial insects Sundowner Sensor option for energy efficient operation, automatically turns on when the sun goes down and bugs are out Includes bonus NOsquito 2-in-1 Power Bait NCL2 (1386-4178) to better attract hard to catch species Easy to use No bags, nets, tanks, glue boards or pesticides Easy to replace bulb and lure 3000 volt grid is hidden in unit Effective and quiet