[Ultrasonic Technology] This ultrasonic protector continuously transmits variable ultrasonic frequencies from 24 to 150 kHz. Insects and rodents cannot adapt to this. This effectively repels mice, mosquitoes, spiders, insects, ants, flies, cockroaches, fleas and other pests in your home 150 square meters large area] Ultrasonic pest control can cover an area of ​​up to 150 square meters (1600 square feet). Within 2-4 weeks, you will see visible results. The perfect insect repellant for indoor areas such as homes, warehouses, offices, theaters, restaurants, supermarkets, hotels, etc. 【Environmentally friendly and harmless】Ultrasonic only affects pests and rodents, and is 100% safe for humans or pets. Our mouse shield is made of ABS material, no radiation, no toxic chemicals, no noise, energy saving and environmental protection 【Easier to use with display】Plug and play, easy to use. Simply plug the pest control device into any outlet (at least 20-50cm above the floor) and flick the switch, and the device will work in seconds. Also equipped with a special LCD touch screen display, you can adjust the frequency intensity with your finger and check the mode status at any time Power: 5W～8W Ultrasonic Frequency: 24 kHz-150 kHz Coverage area: ≤150㎡ Color: Black Material: ABS Dimensions: 112 x 60 x 30mm Package Contents: 1 x Ultrasonic Insect Repellent