Bell + Howell Ultrasonic Pest Repeller 4Pcs Ultrasonic Pest Repellent

Enjoy a pest-free home with the Bell & Howell Ultrasonic Pest Repeller Home Kit. This 4-pack of repellers uses silent, ultrasonic frequencies to effectively drive away mice, rats, spiders, ants, and roaches without the use of harmful chemicals or odors. Completely safe for humans, pets, and children, the intelligent variable technology ensures pests can't get immune to the sound waves. Compact and efficient, these plug-in repellers cover up to 100 sq ft per unit, making your home a more comfortable and environmentally friendly space.

100% safe and easy to use, with no harmful chemicals or odors Uses a mix of highly effective ultrasonic frequencies to drive away mice, rats, roaches, spiders, and ants Safe for humans, pets, and children as the soundwaves are inaudible to them Intelligent variable technology emits waves in constantly changing wavelengths to prevent pests from getting immune Efficient, silent, and odorless operation without the need for upkeep or maintenance Pack of 4 covers a single room each, with one repeller per room for best efficiency