The Thermacell Rechargeable Refill 4 Pack provides extended season long mosquito protection designed exclusively for Thermacell rechargeable devices. Each refill delivers consistent effective defence so you can enjoy your outdoor space without interruption or inconvenience.

• Contains four repellent cartridges for total extended use
• Each refill provides up to 36 hours of protection for 144 total hours
• Creates a 20 foot zone of defence against mosquitoes and biting insects
• Fully effective within 15 minutes after installation
• Scent free formula produces no odors smoke or flames
• Completely DEET free requiring no sprays or lotions on skin
• Active ingredient metofluthrin provides reliable proven performance
• Simple drop in installation clicks securely into place
• Compatible only with Thermacell rechargeable models not fuel powered units
• Independently tested and EPA reviewed for safety and effectiveness
• People and pet friendly when used as directed
• Compact travel friendly design stores easily in packs tackle boxes and camping gear
• Ideal for camping fishing patio use and all outdoor activities