【Ultrasonic Insect Repeller】: Using the latest ultrasonic chip technology, the insect repellent spreads through the air through special elements to stimulate the sensory system and nervous system of mosquitoes. Then it can effectively control pests and keep them away from you. Say goodbye to mouse traps, mouse pads, rat poison, glue clips, cockroach motels, rat poison, rat traps 【SAFE FOR HUMANS AND ANIMAL PETS】: Electronic pest control is safe for pregnant women and babies. Ultrasound is inaudible to humans and pets and can replace toxins and hazardous chemicals. Non-toxic, no chemicals, non-toxic, no radiation, no need to clean up dead pests, no batteries, low electricity. 【Wide Coverage】: This ultrasonic repeller is effective in indoor areas up to 100 square meters. For best results, a space repeller is recommended. In fact, ultrasonic waves cannot penetrate walls and solid objects. For large storage areas, we recommend installing 2 or more repellents. If you install repellers in
