Why choose this ultrasonic pest repeller This plugin device uses upgraded chip technology and automatic frequency conversion to emit ultrasonic waves that target common household pests. It is designed for simple installation and broad coverage to help reduce pest activity without traps or chemicals. Key benefits and features Upgraded ultrasonic output: Automatic frequency conversion reduces pest adaptation by varying ultrasonic signals to disturb pest sensory and nervous systems. Wide coverage: Each unit covers up to 1600 square feet in an open area. For results, install one unit per room because ultrasound does not penetrate walls or large obstacles. Plugandplay operation: Plug into a standard AC90250V outlet. The device begins operating when the blue night light is on. Clear placement guidelines: Install vertically, 7 to 31 inches above the floor, and keep at least 30 centimeters away from carpets, curtains, or other soundabsorbing materials that may reduce effectiveness. Low power consumption: Output power 46W for continuous operation without energy use. Progress expectations: Ultrasonic methods are expulsion based. You may notice increased pest activity as creatures leave hiding places. Typical timelines are: 3 to 5 days: Hidden pests begin to move out from shelters. 2 to 3 weeks: Noticeable reduction in pest presence. About 1 month: Substantial clearing may occur depending on infestation size and environment. Practical specifications Weight: 8.7 ounces Size: 5.3 x 3.5 x 4.1 inches Input voltage: AC90250V Output power: 46W Ultrasonic frequency: 0.025KHZ0.065KHZ Recommended use scenarios Home bedroom or living room: Install one unit per room to reduce sightings of mice, spiders, ants, and cockroaches without traps. Kitchen or pantry area: Place vertically and unobstructed to encourage pests to leave food storage areas. Warehouse, office, or small retail space: Use multiple units to provide 360 degree coverage in large or segmented spaces. Usage tips Do not block the front of the unit with furniture, curtains, or boxes. If pests appear more active initially, continue operation for several weeks before evaluating results. For coverage, use one unit in each separate room or area. This product offers a noninvasive, easytoinstall option for managing common indoor pests. Follow placement recommendations and expected timelines for results.