Thermacell MR300 Portable Mosquito Repeller

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Turn it on—bugs gone! The Thermacell MR300 Portable mosquito repeller effectively creates a 15 ft. zone of protection that can be taken virtually anywhere outdoors to repel pesky mosquitoes.


  • DEET-free, scent-free, allethrin-based mosquito repellent that has no chemical-to-skin contact, no unwanted smells or stickiness and no messy spray
  • Lightweight, portable design is rugged and easy to pack, making its invisible zone of protection mobile and convenient
  • Comes with a fuel cartridge and 3 repellent mats that produce 12 hrs. of bite-free bliss; refills (not included) available
  • Interior-heating element activates the mosquito repellent in the mats—no open flame, recharging or cords to worry about
  • Evaluated by the EPA for safety and effectiveness


View all Thermacell Insect Repellent Devices

Technical Specs

Best Use



Effective Duration

12 hours


0.4 pounds

Active Ingredient(s)


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