The Thermacell EX90 adventure rechargeable mosquito Repeller is built for the toughest mosquito environments. The EX90 Repeller creates a 4.5-meter zone of mosquito protection and is ideal for outdoor adventure. This top-of-the-line outdoor adventure Repeller offers 9-hour battery life and comes with a 12-hour repellent refill to give you freedom from the worry of mosquito bites. This DEET-free bug spray alternative features an enhanced user interface with a rugged, adventure-ready armor and extended battery life. Audio cues and bright oscillating LED lights let you know when EX90 is turning on/off, when it is up to temperature, and how much battery life remains. Its weather resistant design, lock top, and lanyard clip make it portable and easy to store or pack. With no odour and no sticky sprays, the EX90 is designed to keep you protected trip after trip so you can enjoy the outdoors without mosquitoes.