The Thermacell Patio Shield Mosquito Repellent 2-Pack in Graphite creates a 15ft zone of protection against mosquitoes with its spray form. This outdoor repellent pad is powered by a battery and is designed to last for up to 12 hours, providing a comfortable and mosquito-free environment. The Thermacell brand ensures quality, with the added features of being rechargeable and odorless, making it a convenient and effective solution for outdoor activities. Made of plastic and weighing 0.6 lbs, this mosquito repellent is compact and easy to transport for camping and hiking trips.