Thank you, good day The principle of electronic repellent against rodents The nervous system of each animal will be disgusted and disturbed by a certain frequency band. The electronic mouse repellent uses the high technology to generate pulse frequencies in the sensitive strip of mosquitoes, mice and beetles to attack their nervous system and hearing. make the survival impossible, In order to achieve the goal of repelling rats! The purely physical mosquito killer is ecological and fast-acting repellent is designed and developed for the frequency of all pests Do not worry about animals or people Silent operation without noise interference Black dogs and black dogs have no mosquitoes. Silent and silent, helps you get rid of mosquitoes The ultrasonic emission port should be as far as possible from the open space inside, avoid obstructions within 1 meter in front of and Minimize soft materials (carpet) that can absorb ultrasound. Blocking, absorption and outdoor emission have an impact on
