Features: 1. Easy installation: Simply plug it in to household power socket vertically for using. 2. Safe and Ecofriendly: The electronic repellent is designed for 100% safe for human and pets. 3. Wide application: The pest repellent can be widely used in home, warehouse, shop, hotel, hospital, office, grain depot, etc. 4. With this device, Enjoy a peaceful sleeping without any concerns for noise. 5. Please notice that this repeller is for indoor use only. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow minor deviation due to manual measurement. Specification: Type: Multifunctional Mosquito Mouse Repellent Device Power supply: plug-in Support rechargeable: No Shape: square Rated frequency: 25-70K (HZ) Rated power: 6 (W) Package List: 1 x Mosquito Mouse Repellent Device