Features:
 -[Newest Pest Repellent Control Technology]: With the latest pest control Ultrasonic and Electro Magnetics technology, each pest repeller plug in uses electromagnetic and ultrasonic sound waves disturbing their central nervous systems, pest, mouse, rats, spiders, fleas, roaches, bed bugs, mosquitoes have nowhere to hide and they will be repelled effectively.
 -[Wide Effective Coverage]: This Pest control repeller is effective for an area up to 80-120m2. Please note that ultrasonic waves can’t travel through walls and solid stuff. Installing one pest repellent in one room is recommended. -[Easy Usage and Effective]: It works plugging the pest repellent into the socket and the breath light starts to work with flicker. Pests will be repelled and drove away within 3-4 week with using this pest repellent. Make sure that there are no barriers like curtains or cabinets covering in front of the pest repeller for a perfect effect. -[Environmental Friendly]: This ultrasonic pest repellent is only audible to pests. Humans and pets won’t be effected, and there is no harm to preg-nant women and children. But if you keep hamster as a pet in your house, please use it carefully.  Specifications:
 Material: ABSInput Frequency : 20kHz - 55kHzInput Voltage: 220V/50HzPower: 5WOperating Temperature: 0℃-40℃Effective coverage: 80-120m2 (open space)  Tips:1.Indoor use only.2.Keep away from wet area.3.Do not clean with damp cloth or strong detergent.4.Ensure there is no obstacle ahead.5.Installation based on instruction and should be mounted 20-80cm  from the ground vertically .6.Pest repeller should be keep working for 24 hours for the best effect.  Package Included:
 1/2/4 x Ultrasonic Electronic Repellent