• SKU: 8590376

• Description: Refill kit includes one butane cartridge (lasts up to 12 hours), and three insect repellent mats (last up to 4 hours each). Mats can be stored for long periods of time. A mat can be used for short periods of time; turn unit off and restart when ready. If time between uses will be more than one week, store the mat in a dry, dark place. Insect repellent mats contain allethrin, a synthetic form of a natural repellent found in pyrethrum flowers. 1 butane cartridge 3 insect repellent mats Repellent mats contain allethrin For use with the ThermaCELL® Mosquito Repellant Backyard Torch