KKONE Ultrasonic Pest Repeller 4 Packs 2020 Upgraded Pest Control Reject Devices Electronic Plug in Repellent Defender Home Indoor for Rat Mosquito Mice Spider Ant Roaches Bugs Flea Insect

Description Why choose us: 1. No any noise for driving Vermin. 2. Driveaway many kinds of Vermin continuously and Powerfully. 3. Exquisite Appearance. 4.Large Coverage: hotel, supermarket, warehouse, home, restaurant, and so on. Specifications? - Ultrasonic Frequency: 25 to 75 kHz - Operating current: 10 to 30 mA - Power Source: AC 90 to 250 V  - Cover range: 150? - Effective Coverage Area: 1600 sq. ft. per unit How to use: Plug-in Ultrasonic Vermin Repeller horizontally and 10-15 inches away from the counters or floors so the ultrasound can drive away Vermin. Install the repeller far from the curtain, carpeting, fridge, drapes or audio devices, and any other furniture that deterring sound waves. Only plug ultrasonic Vermin repeller into the AC220V (or 110V) power outlet. (Power array: AC90V-250V, Frequency: 50-60HZ) Please Note? 1. Keep distance from carpet, curtain, and any sound absorption material that may reduce the effect. 2. The number of Vermin may increase in the first few days. And the Vermin Repeller will drive them away completely for good about four weeks later. 3. It's normal that vermin will increase at the beginning of the using days. (Because they are getting away from the living place after the attack of the ultrasonic. Usually, it could take 3~4 weeks to notice results.)