Package Includes: you will receive 16 pieces mole repellent solar powered, each mole repellent stake measures approx. 5.9 x 24.6 cm/ 2.33 x 9.69 inches, fit for your daily use; It is the humane way to use the ultrasonic repellent to repel moles, gophers, voles and other destructive animals, protect your garden, yard, lawn. Ultrasonic Design: the mole deterrent emits 2 seconds of low frequency vibration in every 20 seconds, it penetrates the soil and forces gophers out of the sound covered area, prevent these gophers from entering the reserve; In generally, it may take about 2-4 weeks to drive moles and gophers out of your garden Solar Powered: the outdoor repellent is equipped with solar rechargeable battery, can convent sunlight into power then store in the rechargeable battery, which is energy saving and power-saving; It can run continuously for 5 days after being fully charged Waterproof Material: the solar gopher repellent is made of quality IP65 material, waterproof and sturdy, can work continuously even in rainy day, but it can't be immersed in water for a long time; If there is water on the ground, please ensure the length of the plastic tube that outside of the soil is between 2-3 inches to prevent submerge Wide Coverage: the solar groundhog repellent covers up to 5000 sq feet, you can install yard gopher repellent every 80 feet throughout the lawn to protect your outdoor areas effectively. Material: ABS colour: green + black Package Contents: 16 x Insect Repellent Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.