Effective Pet RepellentThe ultrasonic cat repellent is equipped with powerful ultrasonic speaker and LED flashlight, scares animals with ultrasonic which makes them feel uncomfortable. Besides, it is harmless to humans, environment and pets, protects your home in a safe and environmentally friendly way. The top solar panel allows the outdoor cat repellent to work without charging it on sunny days. Intelligent PIR and Automatically ActivatedBuilt-in PIR sensor detects presence in the front area within a range of 110 up to 10 meters away. The dog repellent activates automatically and emits ultrasound if animals come into its detection zone. Effective for hunting most animals, such as cats, dogs, rats, rabbits, squirrels, raccoons, martens and foxes, etc. Easy Installation and Use With hanging holes on the back and a mounting bracket on the bottom, you can stake it in the ground or hang it freely on the walls. When it rains, the solar powered repellent also supports USB charging and lasts for a week after being fully charged. Certified with IP44 waterproof rating and enhanced with structural waterproof treatment, animal repellent easily withstands rain, snow or wind. 5 Adjustable ModesThe repellent is humanely designed with 5 modes: mode (the machine is off); mode 1 (ultrasound from 13.5 to 20 kHz); mode 2 (ultrasound from 15.5 to 25 kHz); mode 3 (25-45khz ultrasound); mode 4 (flashing LED); mode 5 (automatic switching from mode 1 to mode 3, and flashing LED). The left sensitivity adjustment knob allows you to adjust the sensitivity of the machine according to your needs. Designed for Durable UseABS shell and aluminum alloy mounting bracket make it durable for long term use. Attention: Please do not disassemble the device as you can always contact us for any issues. Since this ultrasonic animal repeller needs solar energy during use, please install it on the ground without trees, eaves and other obstacles to prevent its energy efficiency from being reduced.