[ Specification ] Item Type: Pest Repeller BG319; Material: ABS; Color: Black/White; Plug: US/EU/UK Plug (Optional); Weight: Approx.93g/3.3oz; Power supply: AC110-230V; Rated Power: 5~8W; Acoustic Frequency: 22KHZ-85KHZ; Acoustic Waves Varieties: Ultrasonic, electromagnetic waves; Speaker Type: 2 buzzers; Coverage Area: 150; Product Features: Full frequency band dynamic cross frequency conversion technology. [ Gets Rid of Pests ]: With continuous use, this new Ultrasonic Pest Repeller will greatly reduce pest activity in two weeks and finally eliminate all pests in 3-4 weeks. It won't kill pests, but rather drives them away, making it good for your home environment. [ Easy Installation ]: Just plug into the socket, press once to make a beep, and the green light flashes twice. The system self-checks, and the green breath light is on with a beep, and the system starts to work. Long press to shut down. It is recommended to install the devices 30-70 inches from the floor. [ Worry-free use ]: This non-toxic electronic pest control with no noise, radiation or odor is safe to use near children, pregnant women and pets, 100% environmentally friendly and effective. [ Wide effective coverage ]: This insect repellent is widely used in kitchen, living room, bedroom, bathroom, warehouse and basement, etc. The coverage range is up to 0 ~ 150 . Ultrasound cannot travel through walls, so a pest repellent for each room will work more effectively. Note: It is normal for the exotic pest repellent to have more pests in the first week, and the pests will disappear significantly after 3-4 weeks. [ Package List ]: 1 x Pest Repeller, 1 x Instruction Manual.