Environmentally Friendly Materials: Made from high quality ABS and aluminum pipes, IP65 waterproof and corrosion resistant and won’t pollute the ground even after long time working. Green outer shell can be well hiddenin plants and can also be used as a garden ornament Ultrasonic Solar Powered Animal Repeller:The mole repeller prevents moles and voles from entering your garden. The device emits vibrations in the ground, these disturb the animals and they look for a place morecomfortable. Completely harmless to humans and animals! Large effective working area: The device operates in a square pattern, approximately 15m in radius and covering up to 650 square meters. For the best possible result, we recommend that you install 2 devices every 100 feet forfloor surfaces frequented by birthmarks High-efficiency solar power: High-tech solar modules are installed in the solar mouse repeller. No extra battery is needed, it will be automatically charged by the solar panel. It absorbs