Sunbeam s SB600-2 ultrasonic PEST repeller with built-in ionizer repels household pests by emitting waves of constantly changing ultrasonic signals that pests hate!nbsp; Safe to use around non-rodent pets like cats dogs birds and reptiles. Perfect for use in home or office simply plugs into standard electrical outlet. Ultrasonic PEST repeller with ionizer also freshens the air.nbsp;nbsp; The Sumbeam SB-600-2 removes odors with safe healthful negative ions. The Sumbeam SB-600-2 hasnbsp;power on and ionizer LED indicator lights. The air ionizer and pest repellernbsp;has annbsp;effective range of 2500 Sq.Ft. The air purifier s small size allows it to stay discrete in your home or office. Emits a stream of charged ions to freshen the air and also emits ultrasonic wavesnbsp;to repel rats mice small rodents nbsp;ants spiders and many other insects. Sold as a 2 pack Built-in 110V AC adapter Do not use around hamsters gerbilsnbsp;or other rodent type pets.