... , not die dehydration airing the "shock as"sound, and no high voltage and both safe and quiet.3.Being trapped ... bars, theaters, workplaces, dining room,kitchen, toilet, breeding farm (livestock), food processing plant, plant inside, who have mosquitobuildings (all can use ... 12W, work ten hours every night, no more than 0.2degrees of electricity per degree 0.52 yuan, every night electricity charges for ...