Newly introduced outdoor cat repellent processor in 2021. Equipped with sensitive PIR sensor, it can effectively prevent other animals from entering. Functions The main functions are insect barrier, anti pigeon, mouse repellent, pest reject, anti cat, anti pigeon for balcony. Ultrasound mode: 0: close 1: 13.5kHz-19.5kHz. Repelling mice, rats, dogs, foxes, mink and other animals. 2: 19.5kHz-24.5kHz. Including cats, raccoons, skunks and other animals. 3: 24.5kHz-45.5kHz. Expel bats, birds, rodents and other animals. 4: Glare flashes. Expelling raccoons, boars, minks and other animals. 5: Frequency is variable and LED flashes to repel all animals and birds. Cat repellent settings : Solar panel: polysilicon 5.5V 90mA 3.12*1.70 inch Frequency range: 13.5kHz to 45.5kHz Charging voltage: USB 5V 1A, fully charged for 3 hours Christmase: 1. Use the USB cable to charge the battery for the first time. 2. The eviction of animals will Christmas take effect immediately, and it may take 10-15 days