Bell & Howell Ultrasonic Pest Repeller with Nightlight Rodent Control 5 pack 5-Pack of Bell+Howell Ultrasonic Pest Repellers Side Outlet with Safety Cover Nightlight - UL-listed The State Department of Agriculture prohibits the selling of electronic pest control products in Colorado, Hawaii, Indiana and New Mexico FAST AND EFFECTIVE: Ultrasonic Sound Waves to Help Repel unwanted Pest Built in LED night lights. NO HARMFUL CHEMICALS: Chemical Free, Odor Free