【Efficient Solar Charging】The smart ultrasonic mouse repeller uses large-screen solar panel to supply electricity. No need for additional batteries, it is automatically recharged by the solar panel. Mole repellent can absorb the sun for daily function. This mole trap has a 3-4 hour battery charge and provides 5-7 days of use in the absence of sunlight. 【Safe and Harmless】Solar Mole Repeller Generates pulsations and ultrasounds that stimulate the central nervous system of mouse and mole. the ultrasonic repeller does not use any harmful or toxic chemicals to repel rodents, no kills, no poisons, no traps, your dog and cat will not be harassed and other pets. 【Extensive Coverage】Ultrasonic solar repellents has a radius of approximately 15 meters and covers in a circular pattern up to 650 square feet. It is recommended to use multiple devices to achieve overlap. Usually it takes 2 weeks or more for the pests to leave the area. This ultrasonic pest repeller produces low frequency 400-1000HZ
