Jobar International Ultra Sonic Pest Repeller With Strobe Light - Repels Skunks, Rodents & More Compact indoor/outdoor repeller senses movement up to 15 ft. away. Projects ultrasonic sound up to 5000 sq. ft. Strobe light and adjustable sound waves repel cats, dogs, skunks, rodents, insects, deer, and more. 7" x 4" x 3.5". Uses 6 C batteries, not included.