THERMACELL mosquito repellent creates a 20-foot zone of powerful protection. Utilizing innovative, heat-activated technology, the device provides scent-free defense against mosquitoes without sprays or harsh chemicals. It operates on a rechargeable battery offering hours of use and includes a 12-hour refill to get started. This system effectively repels mosquitoes, making outdoor experiences more enjoyable. It's a convenient, scent-free solution for mosquito control.