Improved technology: The repellent uses a more powerful chip that makes pests and rodents more difficult to immunize than before. In addition, this repellent effectively eliminates all kinds of insects, rodents and other parasites. Anti-harmful human and non-toxic: this repellent is safe for humans and our adorable people Pets like dogs and cats. Pest control is 100% non-toxic and constitutes the ideal alternative to harmful and dangerous chemicals, poisons and traps. Large efficient coverage area: Ultrasonic repellent is effective for a surface up to at 115 m. Pest control is widely used in houses, warehouses, offices, gardens, hotels, cellars. Easy to use: Just connect the repellent in the jack and let it work. The repellent instantly pushes pests without killing them. No battery is required, allowing you to save a lot of replacement. Size: Lot of 2 repellents en > Better protection for your home and family against rodents and insects with advanced ultrasound repellents. When the harmful parasites attack your beloved house, you will need it to go quickly. However, although there are children or pets in your home, you can not use harmful substances, sprays or traps to eliminate pests. Therefore, the repellent is created using ultrasonic waves without cruelty towards animals to keep the pests away. Tips for users: We recommend connecting the ultrasound repellent horizontally and 25 to 37.5 cm counter or soils so that ultrasound can hit the parasites. The installation location must be removed from carpets, curtains or audio devices. Too low or too high pressure can reduce the effectiveness of this unit. Connect only the ultrasonic repellent in the AC 220 V (or 110 V) socket. Potential benefits: - safe for children, pregnant women and animals Domestic: Ultrasonic repellent solves the problems of parasites without using chemicals, sprays or traps. - Easy to use: Just connect our ultrasonic repellent in a socket. No need to set the trap. - Large application: This repellent can be plugged into houses, offices, restaurants, garages, warehouses and basements. Manual : Connect the ultrasonic repellent horizontally and 25 to 37.5 cm from the counter or soil so that ultrasound can hit the parasites. Install the repellent away from curtains, carpets, refrigerators, curtains or audio devices and any other furniture that dissuade sound waves. Plug in the ultrasound repellent into the 220 V AC (or 110 V).