1Pcs Pest Reject Ultrasound Mouse Cockroach Repeller Device Insect Rats Spiders Mosquito Killer Pest Control Household Pest Features: !! The ultrasonic will make pest feel uncomfortable and run away. The ultrasonic pest repeller is adopted the quality ABS plastic material for the shell. Good touch feel, sturdy and durable. The pest repeller product is adopted the advancing ultrasonic technology. Non-toxic, safe and effective! It won't cause any harm to your families health. Smell-less and flavorless. It repels pest, does not kill pest. Low electric power consumption. Environment-friendly. The pest repeller is widely used in home, warehouse, shop, hotel, hospital, office, garden, grain depot and so on. Shell Material: ABS Color:White Size: As the picture shows Power: 5-6W Voltage: AC 90V~250V 50-60Hz Frequency ranges: 22-65KHz specification: EU Version, US Version Effective Coverage Area: 80~120 square meters Package Included: 1 x Ultrasonic Pest Repeller Note: This pest repeller should be installed at 80-120 centimeter away from the floor. And vertical to the floor and plug to the power socket. The installing point should be avoided from carpet, curtain etc attaching sound material. Because the fabric subject will absorb the ultrasonic and decrease the pest repelling effect. It's normal that the mouse and vermin will increase at the beginning of the using days. Because they are moving away from their living place after the attack of ultrasonic. Don't clean the machine by strong impregnant, water or damp cloth. Use dry and soft cloth with some neuter wash to clean it. Don't drop the machine and make strong striking on it. Working environment temperature: 0-40 DegreeC、 Please make sure if the plug fit your country's standard.