Ultrasonic Mosquito Repellent, Electronic Pest Repeller Plug in for Mosquito,Mice,Roach,Spider,Insects, Indoor Pest Control for Living Room, Garage, Office, Hotel (4 Pack)

• 🔊🔊🔊🔊 UPGRADED & FREQUENCY CONVERSION TECHNOLOGY: Emitting a disorienting pulse, this ultrasonic repellent offers advanced pest control. • 🌍🌍🌍🌍 WIDE EFFECTIVE COVERAGE: With a reach of 80 to 1600 square meters, it's effective in large areas. For optimal results, place one in each room due to ultrasonic waves not penetrating walls. • 🔌🔌🔌🔌 EASY TO USE & NICE SHAPE: Simply plug into a power socket, and once you see the blue night light, it's actively repelling pests. • 👪👪👪👪 SAFE for HUMAN/PETS: Targeting pests without harmful chemicals, it's safe for children, pregnant women, the elderly, and pets. Quiet and non-intrusive.