Ultrasonic Pest Repeller 6 Packs [2018 Upgrated] Pest Control Ultrasonic Repellent Electronic Insects & Rodents Repellent for Mosquito, Mouse,Cockroaches,Rats,Bug, Spider, Ant, Flies Finished in a high-gloss glaze that cleans up quickly and easily Dishwasher and microwave safe Features a fabulous black and white pattern that will match any home decor