Ultrasonic Pest Repeller, 1/2/4 Packs Reusable Rat Repellent for Indoors, Powerful Mouse Repellent plug in Pest Control for Mosquito,Spider, Mouse, Mice, Cockroach, Moths, Ants (4Pcs)

Specification: Name: Ultrasonic Pest Repeller Material: ABS Voltage: AC 90V-250V Frequency: 50-60Hz Power: 5-6W Working range: within 350m² Square Meters. Operating Temperature: 0-40°C/32-104°F Packaging accessories: 1 Pcs x Ultrasonic Pest Repeller or 2 Pcs x Ultrasonic Pest Repeller or 4 Pcs x Ultrasonic Pest Repeller How to use: 1. The repeller should be installed at 31-47 inches away from the floor. Simply connect it to an AC 240V (or 100V) power socket. The blue LED light will illuminate, which indicates the device is working. This repeller should be used indoors only. 2.The repeller covers up to350m² feet of space. To enhance the performance, please use more than one device in large rooms. 3. In the first few days of using the repeller, it is normal to see even more pests appear in your home.Do not panic.They are just trying to move out of your home. 4. In order to guarantee the best effect of the device, install the repeller away from sound-absorbing materials such as carpets, floor mats, and curtains as far as possible. 5. Do not maintain the device with a wet cloth. If necessary, use a dry and soft cloth to maintain. 6. Do not drop the device or strike it too hard. 7. Suggested room temperature to use the device is 0-40°C/32-104°F.