Usage Tips:SAY GOODBYE TO UNWELCOMED DEERWith the help of Ultrasonic Solar Deer Repeller you can get rid of deer within 48 hours. Coverage Area: 30 feet to 2425 square feet.ENVIRONMENTAL FRIENDLY AND EASY TO USE: Naturally drives deer and other animals out without killing them. Made of anti-UV and waterproof material, suitable for all weather conditions. SOLAR energy technology, charge itself under sun, wireless and rechargeable. Don't worry about getting batteries anymoreRepeller features FLASHING light to scare the animals.CHEMICAL FREEProtect your home from unwanted deer without the use of dangerous and messy chemicals, pesticides, sprays, or traps that can harm you, and your family. No Dead animals5 ADJUSTABLE MODES - The first mode is 13.5KHz-19.5KHz, which is used to scare away dogs and mice. The second mode, 19.5KHz-28.5KHz, is used to scare away cats and moles. The third mode, 400Hz-1000Hz, is used to scare away snakes and mice. The fourth mode is LED flashing, which is used to scare away birds and wild boars. The fifth mode is frequency conversion and LED flashing, which is used to scare away all animals including deer.