We are the main Chinese professional manufacturer to produce series insects repellent products to export to the world. We now produce a new mosquito repellent product--- a unique high-tech product that repels the toughest of mosquitoes without any smoke, bad smell. It is the most convenient and modern way of mosquito control, It is the only one in China at present, no light, no electricity to be required. It can be widely used in Home, Office, Backyard, Picnics, Camping & Fishing & so on. If in room, one piece can last 10nights( 8hours per night).