Patio Shield Lantern is easy to use and provides hours of scent-free, mess-free mosquito defense up to 15 feet per repeller. With no cords needed, the Cambridge Lantern is an independently powered sleek design that's perfect as an outdoor table piece. Use it for light, mosquito protection, or both. Ideal for nighttime recreation on the deck, by the fire pit, and more. Comes with one repeller, one 12-hour fuel cartridge, and three DEET free 4-hour repellent mats. The Independent light feature uses 3 AAA batteries (not included).