Ortviai Ultrasonic Mosquito and Pest Control Device for Indoor Use – 4-Pack

General Description: This ultrasonic repeller is an advanced solution for repelling mosquitoes and other pests such as mice, spiders, cockroaches, and flies. Using ultrasonic technology, it stimulates the insects' hearing, causing them to leave the area and feel uncomfortable. Each unit covers a large area of up to 80–120 square meters, and the ultrasonic waves do not penetrate walls. For optimal effectiveness, it is recommended to use at least one unit per room. Technical Specifications: Type: Ultrasonic Repeller; Coverage Area: 80–120 square meters; Installation: Plugs into an electrical outlet; Recommended Installation Height: 30–120 cm above the floor. Installation: To install the repeller, simply plug it into an electrical outlet. For maximum effectiveness, ensure it is installed vertically at a height of 30 to 120 cm above the floor. Application: The repeller is ideal for use in various environments such as homes, offices, garages, attics, basements, warehouses, and greenhouses. It operates without radiation, chemicals, odors, or noise, and is therefore environmentally friendly and safe for humans and animals. Further information: Depending on the severity of the infestation, ultrasonic pest control typically takes 3 to 4 weeks for results to become visible.