Original thermacell mosquito repellent refills effectively repel mosquitoes by creating a scent-free 15 ft zone of protection when used in fuel-powered thermacell repellers.Ideal for use while you are camping, hunting, fishing, gardening and around the backyard.No spray and no mess.Scent-free and deet-free.Active ingredient is allethrin, a synthetic version of a naturally occurring repellent found in chrysanthemum flowers.For use in fuel-powered thermacell repellers, lanterns and torches.Each repellent mat lasts up to 4 hours and each fuel cartridge lasts up to 12 hours.Package contains- 3 repellent mats and 1 fuel cartridges.

Dispenser Type: Heat Vapor
Type: Refill Mat and Butane
Species: Mosquito, Black Fly, No-See-Ums
Quantity: 1 Cartridge/3 Mats
Effective Time: Up to 12 hrs
Scent Type: Repellent
Effective Distance: 15 ft
Wick Capacity: 4 hrs per Mat
Heat Type: Butane
Uv Protection: None
Contains: Allethrin
Hazair: Yes