Ultrasonic Pest Repeller, Pest Control Electrical Mosquito Repellent, Non-Toxic Pest Repellent Plug in Indoor Outdoor Pest Control Bug Spider Ant Mice Roach Other Insect(6 Packs) Each plug flat includes (200) 0.9" square x 1.75" deep individual cells Plug flat dimensions: 11" wide x 21" long Die-cut centered drainage holes Rigid design allows these flats to be used without a carrying tray