Ultrasonic Pest Repeller Hug Flight Set Of 4 Upgraded Version Control Against Mouse Indoor Plug -In For Insects, Cockroach, Rodents, Flies, Roaches, Ants, Spiders, With Night Light The Latest High-Effective Ultrasonic Technology, To Rodents,Especially For Mice, Rats, Spiders, Roaches, Ants, Flies, Bugs, Rodents, Insects The ultrasonic Can Make Rats And Insects Unpleasant And Uncomfortable And Forces Them To Leave Your Home, Attics, Basements Or Garages. 4 Pack Pest Repeller With Innovative Electromagnetic Technology Working Area Of Approximately 2000 Sq. Direct Plug-In And Work Immediately When Power-On with A Blue Led Night-Light Working Quietly And Environmentally Without Chemical Hazards Colour:White Voltage: 110-220V/50-60HZ Power:7W CE Approved