Thermacell Patio Shield Repeller Lantern Psll2. It's small and compact design along with ambient light feature makes it perfect for any deck or patio. Use your Patio Shield repellent for entertaining guests gardening camping around the backyard and more. Package contains: - 1 lantern and 12 hours of refills- 3 repellent mats and 1 fuel cartridge. Specifications for Thermacell Patio Shield Repeller Lantern: Manufacturer: ThermaCELL Color: Black Quantity: 1 Insect Repellent: Yes Active Ingredient: Allethrin Protection Time: Up to 12 hours