The ThermaCELL Mosquito Repellent Refill protects campsites, patios and other outdoor areas from mosquites, black flies and no-see-ums for up to 12 hours. The repellent is allethrin, which effectively targets the nervous system of these insects effectively paralyzing them before dying. This chemical is so effective that it is used by the U.S. Department of Defense. The refill cartridge is compatible with all ThermaCell appliances and lanterns.

Features and Specifications:
Refil Repels Mosquitoes, Black Flies And No-See-Ums For Up To 12 Hours
Protects A 15' x 15' Zone
Insect Repellent Chemical Is Allethrin, A Synthetic Copy Of Pyrethin Of The Pyrethin Flower, A Member Of The Chrysanthemum Family
Fits All ThermaCELL Appliances And Lanterns
(1) Butane Cartridge, Lasts Up To 12 Hours
(3) Insect Repellent Mats, Each lasts Up To 4 Hours
Cartridge And Mats Can Be Used For Short Periods Of Time; Turn Unit Off And Restart When Ready
Long Storage Life
Approved By The EPA

Note: If time between uses will be more than one week, store the mat in a dry, dark place.

Item#: 7-R1