The Bell+Howell Rogue Ultrasonic Pest Repeller Aid delivers fast, effective, and family-safe ultrasonic pest control for every room in your home. This complete plug-in repellent kit is available in both a 4-pack and 6-pack, allowing you to choose the perfect coverage for your space. Each unit uses multi-frequency ultrasonic sound waves and a soft pulsing light to help deter mice, rats, spiders, ants, cockroaches, mosquitoes, and more without chemicals, poisons, or traps. Designed to protect one room per device, this kit provides whole-home coverage across bedrooms, living rooms, hallways, basements, attics, kitchens, and garages. Compact and easy to use, these plug-in units offer continuous 24/7 indoor protection while remaining safe for children and pets, making them a reliable, nontoxic solution for long-term pest control.