The Thermacell Mosquito Repellent E-Series Rechargeable 12 Hour Refill in Blue is a high-quality outdoor insect repellent designed to prevent mosquito bites for up to 12 hours. It is powered by batteries and comes with a rechargeable feature, making it a convenient and eco-friendly option for camping, hiking, and other outdoor activities. The lightweight and easy-to-pack design, along with its blue color, make it a practical choice for on-the-go use. This product, made of durable plastic and registered with the EPA, is a reliable solution for keeping mosquitoes at bay while enjoying the outdoors.