Do you often worry about that the garden or the yard will appear rodents、 insects and even snakes?Or if you have already met them when you were taking care of your garden but you have no way to make them away because of afraid?A device powered by solar energy、 making of ultrasonic waves to repel harmful rodents (moles、 voles etc). By emitting ultrasonic waves、 the solar mole repeller dives away underground rodents very effectively.The ultrasonic waves will irritate them、 simulate danger and repel them away from the irradiated area. Transmitting ultrasonic waves every 30 seconds、 the solar mole repeller is effective within an area of 650 square meters. Descriptions: 1.Easy and safe to use. No Poison、 No Chemical.2.Solar Powered with rechargeable Ni-Cd Battery.3.This item don't have any effect on animals or pets.4.This repeller supports frequency conversion、 adapted to your needs.5.The solar mole repeller is effective within an area of 650 square meters.6.The ultrasonic waves will irritate them 、simulate danger、 and repel them away from the irradiated area. 7.Idea pest control device to keep snakes away from your garden or lawns by utilizing both sonic wave sound and vibration technology.8.A Multi pulse repeller、 keeps changing the ultrasonic pulse it emits、 so snakes do not get used to it、 and do not come near your garden.9.Aluminum is a better conductor of the repelling vibrations、which is placed into the earth to transmit the warning pulses 13.through the ground.10.To make the best use of the product、 we strongly recommend an installation of 2 devices at every 30 meters for ground areas frequented by rodents.11.The Advanced Solar Electronic Snake Repeller has high-spec solar panels and an aluminum cannulation. The aluminum cannulation give more durability and makes it easier to insert in the soil. Specifications:Net Weight: 260gSolar Panel: 4.5V45MA Effective Range: 625M2Frequency: 400HZ-1000HZRechargeable Battery: 1.2V/ 800mAH "AA" Ni-CdDimension of the Panel: Approx.14.5(W) x 8.5(H)cmDimension of Aluminium Tube: Approx.27.5(L) x 2.8(W)cm NOTE: Please check the ground surface before using it. frozen soil、 irrigated or waterlogged ground is not suitable. dig a hole into solid earth to place the device. the density of the soil will greatly affect the effectiveness of the device. the more solid the earth、 the better the device will be functioning. Package Included: 1x Solar Power Snack Repeller