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This product is handwarmig stick for the aged. There is a heater on the handle of it. This is the product for aged person who has to use stick indispensably even in winter while other people can keep their hands in their pockets. This stick can solove that kind of problems. And it has a thermometer, so you can check a temperature any time. Power button is on the center of it, and adjusting length of stick is possible situationally.
Hongik University
Seoul, South Korea
Jong Rok Lee