Utrasound repellent- This cat deterrent works with ultrasound and LED flashing lights to repel dogs, cats, martens, raccoons, mice, birds, Chase away foxes, rodents, martens, deer and more. The device works without chemical substances and is harmless to humans and animals.^ Waterproof & Weatherproof- The unique seal and waterproof design allows you to mount the device anywhere. The animal repeller can be floor or wall mounted or placed directly on the flat surface. Ideal for outdoor use such as gardens, yards, patios, garages, driveways, terraces, farms, ponds but also attics, etc.^ 2 WAYS TO CHARGE and 5 Modes Adjustable - Charged by the solar energy in the day. Or connected to your USB charger via a micro USB cable (included). The irregular and variable frequency makes it more effective to drive away the most aggressive animals, which can adapt to a specific frequency band and become immune.^ Eco-Friendly- The device contains no chemicals or Pesticides, no traps, no animal kills and is harmless to humans and animals. Ultrasonic solar animal drives will deter invading animals and pests leaving the area. We don't want to hurt the animals, no complicated traps, no animal bodies. All this is full of humanity.