Description:Directly plug into an AC outlet, and make sure that no item blocks its emission.Ultra-low power consumption; without effects to electrical equipment.No Harmful Chemicals Or Poisons, Noiseless, Safe, Easy To Use.Repels Bugs, Ants, Mice, Cockroaches, Mosquitoes, Spiders, Rats, etc.Non-toxic& Environment-friendly,Standard Wall Plug-In,Indoor Use Only.Specification:New and high qualityModel: HRY-103Mosquito repellent and cockroach repellent type: electronic mosquito repellentConstant voltage: 90-250 (V)Rated frequency: 20-65K (HZ)Rated power: 3-4 (W)Shell process: screen printing, sprayingColor: white+blackPackage Included1PcNote:As different computers display different colors, thank you for your understanding, the actual product color may be slightly different from the image.