Newest Dual Microchip Technology: The Ultrasonic Pest Repellent uses dual ultrasonic and electromagnetic chips technology simultaneously to disorientate the hearing and nervous system of pests to make them unpleasant , which drives them away from your home, and ensuring that pests will not produce immunity and adaptability.Safe and Environmentally Friendly: No poison, traps and killing necessary as the insect repellent is 100% safe and harmless to humans, children and pets. Drive pests away in a safe, eco - friendly way. the ultrasonic insect repellent is harmless to people and pets (except pets such as hamsters), and has higher safety.Easy To Use, Just Plug & Play: Simple and easy to use, Simply plug pest repeller in a wall socket 80-100cm away from the floor and keep it vertical to the ground, and then the LED light will light up.Wide Effective Coverage: Ultrasonic insect repellent insect repellent insect repellent is effective for an area of 1600 square feet. Since ultrasonic waves cannot pass through walls, installing one type of insect repellent in the room or installing multiple types of insect repellent in a larger room will achieve better insect repellent effects.Wide application: Perfect to use in living room, kitchen, bedroom, bathroom, warehouse, etc. Ultrasonic pest repellent helps to repel mice, mosquitos, spiders, bugs, ants, flies, cockroach, fleas and other pests from your house, no dead bodies of pests.Average power consumption: less than 1W;Ultrasonic frequency: 20~80KHzinstallation method: 1.The installation height should be installed on the power socket on the wall 20-30 cm away from the ground according to the requirements of use.To repel mosquitoes,it should be installed on the power socket on the wall about 80~100 cm from the ground,and the product should be vertical to the ground.2.There can be no tallobstacles in front of the product to block: such as refrigerators,cabinets,sofas and other objects.3.The product should work uninterrupted for 24 hours to achieve the effect of repelling mice and mosquitoes Instructions for use: 1.The frequency is selectable: this product can emit two different frequencies;The mouse repellent adopts the "overlap mode",the frequency increases by one frequency every three seconds after the product is powered on;Repelling mosquitoes uses the "sweep frequency mode" to scan frequently between 20-80KHz.2.When the yellow indicator light is on and flashing,it means that the product is sending out "overlap mode" ultrasonic waves to drive away mice.3.When the red indicator light is on,it indicates that the product is sending out "sweep frequency mode" ultrasonic waves to repel mosquitoes,cockroaches,etc.Plug Type:EU Plug,it applies to Indonesia,Germany,France,Spain,Italy and so on.colour: whiteMaterial: ABSPackage Contents:2 x Ultrasonic Pest RepellersOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.