Protect yourself from pesky mosquitoes with the Thermacell bug repeller. This outdoor device uses butane power to emit heat and create a 15 x 15 foot zone of protection from mosquitoes. Perfect for camping, gardening, or any outdoor activity, the Thermacell repeller is a must-have for those who enjoy the great outdoors.As an added bonus, this package includes a special offer. Don't let mosquitoes ruin your outdoor fun - get the Thermacell bug repeller today! 4.5 x 4.5. Over 50 hours coverage.