Ultrasonic Insect Repeller, Indoor Rodent Repeller Electric Fly Killerblack-1pcs

1. Intelligent frequency conversion: electromagnetic waves and ultrasonic waves are constantly changing and recycling, which makes pests and rats which cannot adapt to a certain stable wave frequency and repel all the most effective and long term harmful insects. You don't need clean dead or pests..2. Easy to use: All you need to do is plug the device into an outlet and press and hold the power button for 2 seconds. Intelligent control chip provide intelligent frequency band control between 22kHz and 85kHz. Make sure it is mounted vertically 20-80cm from the floor. And make sure there are no obstacles, such as curtains or cabinets, in front of the repeller..3. Ensure human and pest safety: ultrasonic pest repellents cannot be heard by rats and other pests. Humans and pets will not hear any sound and will not harm pregnant women and children. However, if you keep your hamster at home as a pet, do not use it.4. Effective coverage: Insect repellents and rodent repellents are effective in indoor areas up to 200 square meters / 2152 square feet. This insect repellent is suitable for home, office, store, hotel, warehouse, electronic system, plant, mice etc. Repels bats, mosquitoes, flies, cockroaches, ants, fleas, geckos and spiders..Product descriptionProduct Manual:Material: ABS MetalDimensions: 5.8 x 11.5cm / 2.28x4.52Color: blackApplication area: 200 square meters / 2152 square feetFrequency: 22KHZ-85KHZprecautions:1. Allow 1-3cm difference due to manual measurement, allow difference is difference between different colors.2. Due to screen differences, colors may vary from what you expect, please allow.packing list:1 * insect repellent