Create a 20'-wide protection zone to ward off mosquitos using the Thermacell EX90 Rechargeable Mosquito Repeller. It offers 80% more protection area than previous models. Simple 1-button operation makes it easy to use. Engineered for the adventurer, the portable EX90 has a spill-proof locking mechanism and IP54 rating to protect against water and dust. Hang it from a backpack, tree, or tent to effectively repel mosquitos without applying chemical lotions or sprays to your skin. The independently tested, EPA-reviewed system proves both safe and effective. The EX90 rechargeable mosquito repellent offers 9 hours of continuous protection on a full charge. Use the included USB charging cable to recharge or extend run time while charging. Allow 15 minutes for the system to provide full protection. The included repellent refill lasts for up to 12 hours. TSA-approved for travel. Mfrs. 2-year limited warranty.Manufacturer model #: EX90GREY. Creates a 20'-wide mosquito protection zone Simple 1-button operation Spill-proof locking mechanism and IP54 rating Hang it from a backpack, tree, or tent Repel mosquitos without lotions or sprays Independently tested and EPA-reviewed 9 hours of continuous protection on a full charge Included refill lasts for up to 12 hours