Mosquito Repellent Mega Refill Pack, Butane .42 oz 10PK and Repellent Mats 30PK R10 NEW! The Thermacell Mosquito Repellent system effectively repels mosquitoes, black flies, and other biting insects by creating a 15 x 15-foot zone of protection for bug-free comfort. Ideal for use while you are camping, hunting, fishing, gardening, and around the backyard, Thermacell products have been evaluated by the EPA for safety and effectiveness. Features: Insect protection for up to 120 hours 30 insect repellent mats last up to 4 hours each 10 butane cartridges ~~~~~~~~~~~~~~~~ ALL MANUFACTURERS WARRANTIES WILL APPLY ! All of our products are BRAND NEW in the box; and contain all of the parts, materials and documentation. You can expect and will receive prompt delivery of your item. We will ship your order within ONE DAY! We are unable to accept returns on used, fitted, or altered parts. Returns must be in new, unused condition and in their original packaging.