• Effective ultrasonic repeller for birds and cats. • Works with solar energy, eco-friendly and without poisons. • Ultrasonic frequencies of 8000 – 32000 Hz and light flashes. • Coverage of 100 – 150 m². • Ideal for balconies, gardens, and terraces. • Does not harm dogs. • May take 7-14 days to completely repel animals. • Protects against pigeons, sparrows, crows, seagulls, and other small animals. • Easy to use, only requires placement in a spot with sunlight.