[ULTRASONIC INSECT REPELLENT 2021] Our mosquito repellent uses the latest ultrasonic dual technology chip. ULTRASONIC INSECT REPELLENT Using the principle of ultrasonic waves, the frequency is changed to stimulate the auditory system of mosquitoes and other pests, thus driving them out of our homes and living spaces. Completely harmless and non-invasive, the ultrasound device is more effective than traditional mosquito traps. 【 safe and non-toxic】: The mosquito repellent ultrasonic is safe and harmless to pregnant women, babies, children and pets. Ultrasonic insect repellent, noise-free, chemical-free, heat-free. Consumption is minimal, it is a physical method of controlling rodents and mosquitoes, the mosquito repellent eliminates the need to use many insecticides. If you have hamsters at home, please do not use this ultrasonic insect repellant. 【Effective and safe】 Ultrasonic mosquito repellent ultrasonic wave area is 80-120 square meters, as ultrasonic waves can not penetrate walls and solid objects, it is recommended to place one in the room. Efficient ultrasonic insect repellent design, with this beautiful soft light night light, especially suitable for childrens room to repel mosquitoes; this insect repellent replaces the usual night light. No more noise pollution when you sleep at night. 【24 Hour Protection / Simple and effective】: Very easy to install the mosquito repellent. Because its as easy as plugging the repellent into an electrical outlet. The blue light will turn on, indicating that the product is working properly. Effective against pests in the apartment. To achieve the desired effect, make sure that you do not block the ultrasonic waves of the ultrasonic repellent with any object and you will see its effectiveness over time. Product information. Does it support load: not supported Shape: square Nominal voltage: 90-250 (V) Rated frequency: 25k-65k (HZ) Rated power: 6-8 (W) Packing type: boxed Packing volume: 30 * 40 * 50CM Delivered quantity: 2 pieces