PEYIZ Ultrasonic Pest Repellent 6 Packs - Indoor Plug, Electronic and Ultrasound - Insects, Mosquitoes, Mice, Spiders, Ants, Rats, Roaches, Bugs Control - Eco Friendly Product, Safe for Human Perfect for ground feeding species like juncos Lift out tray provides easy filling and cleaning Holds 2.5 quarts Assembled with all stainless steel screws Made from 100% recycled plastic