Morejieka - Ultrasonic Mosquito Repellent [2 Pack], rlife Ultrasonic Plug for Fly, Ant, Cockroach, Spider, Mice, Insect Rodents etc, No Smell, No Harm

[No chemical components]: High Frequency Swept Ultrasonic Circuit, Not Only For Mosquito Repellent, Also Effective Against Most Rodent Insects, Such As Cockroaches, Ants, Spider And Mice [Reliable Ultrasound]: High frequency swept ultrasonic circuit, Not only for mosquito repellent, also effective against most rodent insects, such as cockroaches, ants, spiders and mice [Wide coverage area]: An ultrasonic repeller can cover an area of 80-120㎡, but ultrasonic waves cannot pass through walls. We recommend that you place a device for each room Specification: Material: flame retardant ABS material White color Power: 3W Voltage: AC90-250v Size: 6133100mm Quantity delivered: 2 pieces Precautions for safe use: 1. Install the 220V power outlet on the wall 20–30cm from the floor (the power supply left by the home decoration is almost always at this height), and keep it perpendicular to the floor (remember that the product cannot be placed flat on the ground). 2. There should be no large