Great solutionGFOUK Bedbugs Electromagnetic Insect Repellent Heater Prevent your home from being invaded by bedbugs with the GFOUK Bedbugs Electromagnetic Insect Repellent Heater, which utilizesultrasonic and electromagnetic wave technology. It prevents your home from being invaded by bedbugs and puts an end to the worry of bedbug bites in your daily life. ULTRASONIC TECHNOLOGY:The GFOUK Bedbugs Electromagnetic Insect Repellent Heater is designed to emit ultrasonic waves in the bedbug-sensitive frequency range of 20,000 hertz or more to affect the target pests by interfering with their normal communications (e.g., communication, foraging),disrupting the pests navigation systems, making it difficult for them to accurately locate their targets, thus reducing the frequency of invasions. It is also safe and harmless, avoiding the use of toxic chemicals and ensuring no harm to people, animals or the environment. ELECTROMAGNETIC TECHNOLOGY:GFOUK Bedbugs Electromagnetic Insect Repellent Heater is based on sending electromagnetic waves to the target area, which interferes with the bedbugs nervous system and sensory system,affecting their sensory and locomotor abilities, including vision, smell, etc., so that their perception of the environment will be interfered with, and they will leave the target area. GFOUK Bedbugs Electromagnetic Insect Repellent Heater uses special acoustic shielding technology to shield pests and the sounds that kill them to achieve a silent insect repellent effect. This method uses technical means to block the propagation of sound waves to keep the environment quiet. Through micro-release or chemical substance packaging technology, the environment is ensured to be safe and silent. This device boasts an expansive coverage area of up to 1200 square feet, efficiently managing large spaces. With the capability to handle substantial areas, it minimizes the need for multiple devices, potentially reducing overall costs. The device ensures that pests are not only targeted in isolated areas but throughout your entire home, includingbedrooms, living spaces, kitchens, and storage areas.This broad coverage ensures that no corner is left unprotected. What makesGFOUK Bedbugs Electromagnetic Insect Repellent Heater special? âEffective Against Various Pests âNon-toxic and environmentally friendly, harmless to humans and pets. âUtilizes electromagnetic and ultrasonic technology for comprehensive coverage. âNo need for regular replacement, reducing overall usage costs. âOdorless and silent operation, simple and user-friendly. Package Includes: 1 x GFOUK Bedbugs Electromagnetic Insect Repellent Heater