Solar Powered Ultrasonic Mouse Rat Lawn Repellent Hose Garden Pest Repeller Specifications:These devices use ultrasound to repel harmful rodents, such as rats, mosquitoes, voles and so on. Works well on the farm or in the home garden, in the backyard, allows you to enjoy a pleasant leisure time in the backyard. The sound waves can simulate dangerous signals to stimulate harmful rodents and expel them in an effective area. The effective area is 300 square meters. Solar powered, environmental protection, energy saving. Type: Solar Mouse Repeller Material: ABS Accumulator: Built-in Ni-MH Battery Features: Solar Energy, Easy to Install, Waterproof, Safe Size: 38.5cm x 9cm/15.16" x 3.54" (Approx.) Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Included:1 x Solar Mouse Repeller