Powerful LED light and acoustic sensor to keep medium and large animals and birds away from your garden/balcony when it detects movement the repeller emits variable frequency ultrasonic waves from 15 to 50 KHz strong intermittent LED lights and audible alarms may disturb pets. and keep them away in a way that is safe for humans. It takes 1-2 weeks to see positive results. Once the outdoor cat player is fully charged you can leave it in the garden without recharging. The built-in 2000mAh lithium battery provides power for days even in bad weather. No problem even in the rain the repellent is IP45 waterproof and weatherproof. EASY TO USE: Dog and cat repellent is easy and safe to use for you and your pets. It takes 1-2 weeks to see positive results. Ultrasound does not harm animals but acts as a deterrent and automatically adjusts intensity and frequency combined with powerful flashing LEDs and audible warnings to keep cats cats pets pigeons foxes boars moles rabbits snakes mice and more. without causing damage. Ultrasonic deterrent device for cats and dogs with 3 speakers for 360 protection PIR sensor with 120 angle to track every movement and ward off unwanted guests after about 10 seconds of use or when they are away from animals Stay away from animals and switch to power saving mode. SAFETY AND GUARANTEE: You must wait 1-2 weeks before seeing positive results. Using an outdoor repellent is a safe and non-hazardous way to repel them without chemicals or substances toxic to animals.