General description The 8pcs Solar Ultrasonic Mole Repellent is designed to effectively repel moles, snakes, and voles from gardens, yards, and lawns. Utilizing ultrasonic sound waves and vibrations emitted approximately every 25 seconds, this device creates an unwelcoming environment for these pests while remaining safe for people and animals. It is recommended for outdoor use. Technical specifications Coverage Area: 7500 square feet Power Source: High efficiency solar panels Recharge Time: 5-7 days with more than 8 hours of sunlight Material: High-quality ABS plastic Installation Plug the product directly into the ground. Ensure the solar panel is at least 2 inches above the ground. Turn on the switch for proper operation. Usage For optimal results, it is recommended to install two sets of the repellent every 100 feet in areas where rodents are commonly found. Other information Durable and waterproof design, resistant to corrosion and fire. Note: In case of heavy rain or typhoon,