Newest Chips Technology - Adopting the latest dual-chip, this Pest repeller emits different frequencies of ultrasonic waves to irritate the nervous system of insects and rats, making them feel uncomfortable and flee away gradually. You can completely get rid of mosquitoes, fleas, ticks, mice, moths and so on. Wide Coverage Area - Dual microchip system equipped with ultrasonic insect repellent and it is suitable for the area from 800 to 1200 square feet. For the best result, equip each room with a pest repellant. It usually takes 2-3 weeks to get a different result depending on the amount of infestation. 6 Pack Easy To Use - Just plug the pest repeller into the power outlet and then it will work automatically. You can use our ultrasonic pest repeller in any indoor space, such as your house, garage, office, company, restaurant, warehouse, etc. Safe For Children And Pets - The product takes a physical form to repel mice and pests from your home instead of killing them. Non-toxic and radiation free, completely safe for your family and pets. Ultrasonic sound is inaudible to humans and pets. 100% Satisfaction Grantee - 6 Pack Ultrasonic Pest Repeller, We offer a 60-day money back guarantee and 100% satisfied services, Please rest assured to buy. Where poisons and pesticides work on only a few pests at a time, the ultrasonic pest repeller works on a wide variety of pests.