The EMR40 brings a comfortable carrying experience for long hours and it is suitable for activities such as trekking, camping, fishing and more. It is equipped with the FCB 2.0 heating system, which elevates the temperature to 165 degree celsius and accelerates the release of mosquito repellent mats. Meanwhile, the temperatures around the heating area can be maintained at 45 degree celsius, 40 percent lower than conventional repellers. There is no need to worry about excessive heat when touching it, making it safe for the elderly and children. It features a palm-sized design weighing only 229g (8.08 oz). The smooth edges prevent your hands from being painful when holding. Powered by the built-in 7, 800mAh Li-ion battery, it provides up to 10 hours of continuous protection against mosquitoes throughout the night. In addition, the EMR40 takes about 10 minutes to warm up and create the mosquito-protection zone. Provided with a clip, the EMR40 is also waterproof as IPX5 rated and 1m impact resistant.