Unique twist-on/off feature prevents insects from escaping. Includes UV light, cleaning brush, and 10-foot cord. Comes with a metal chain for hanging. Safely traps mosquitoes and nuisance insects in 0.5-acre area. The Dynatrap DT1050 Outdoor Insect Trap lets you take back your yard without the need for added chemicals, pesticides, refills, and with no zapping or buzzing. Odor-free and safe inside and out, the Dynatrap DT1050 is engineered for three-way protection against mosquitoes and other flying insects.