Hunting Series. Portable, Pocket-Sized Unit provides 15 ft. x 15 ft. (the size of an average deck or campsite) zone of protection. Also repels black flies and other flying insects. OD green finish ABS housing. Measures approximately 6" deep x 2.3" wide x 11" high. Virtually odor free. Won't spook game. Useful for a variety of outdoor activities including hunting, camping, deck/patio, backyard, gardening, pool, and spectator sports. Lightweight and easy-to use. Weighs 8 oz. Package contains repeller unit, one butane cartridge, and three repellent mats. Each mat provides 4 hours of repellency. Each butane cartridge lasts for up to 12 hours. Refill butane cartridges and mats available separately. Thermacell products can NOT be shipped Air or International. Thermacell products repel mosquitos which may carry the Zika Virus, West Nile, Chikungunya, Dengue fever, and other mosquito-borne illnesses.