Charging Method: Solar Charging Occasion: Garden, Ranch, Farm, Airport, Hotel, Park. Adapted To The Type Of Pest: Ground Squirrel, Mole, Mouse, Rat, VoleMake A Pilot Hole In The Ground With A Wooden Or Steel Rod. And Gently Insert The Device And Fill It With Soil After The Device Has Been Installed.Solar Ultrasonic Mole Repellent Ultrasound To Repel And Deter Intruders.A Multi-Pulse Repeater Constantly Changes The Ultrasonic Pulse It Emits To Prevent Snakes From Becoming Accustomed To Your Garden.Outdoor Mole Repellent Ideal For Outdoors Such As Garden, Yard, Lawn.Etc.Frozen Earth, Irrigation Or Standing Water Lead To Insufficient Operation Of This Device.Please Do Not Press The Solar Panel. Please Select The Solar Panel On The Top To Get The Most Sunshine. This Product Is Resistant To Rain, But Should Not Be Submerged. Under The Rain. In The Event Of Rain Or Flooding, Remove The Repellent Until What The Rain Weakens.Waterproof Design Allows Operation In All Weather Conditions. When The Battery Is Fully Charged, The Device Works For 7 Days.Worked; By Rechargeable Solar Battery, Just Insert The Mole Stakes In Your Garden And Turn It On, Then It Will Protect Your Garden From Moles, No Need To Replace The Battery.The Solar Mouse Repeller Transmits Ultrasonic Waves Every 20 Seconds, Which Is Effective Within 650 Square Meters (Terrain Dependent) In All Directions.