1. The casing is made of special PC/ABS resin material, enhancing processability and providing fire-retardancy. 2. The casing and the outer grid can be made with different colors. 3. Quality LED UV lights ensure a working life of 20,000 hours. 4. With a hidden collection drawer at the bottom, easy to collect the bodies of insects. 5. Positioning is optional for wall-mounted, free-standing, and ceiling