大小和可乐瓶差不多这个灭火器长30厘米,大小和一个可乐瓶差不多。还附带一个不锈钢支架,可以悬挂在墙壁上,能灭火7平方米且不会弄湿文件。灭火器两端是不锈钢套筒,中间红色的玻璃瓶体中,装有用尿素、氯化铵、硫酸钠、硫酸铵、脱水碳 Coke bottle size and about the length of 30 cm fire extinguisher, the size of a Coke bottle and almost. Also comes with a stainless steel bracket that can be hung on the wall to extinguish fire for 7 square meters without damaging the documents. Fire extinguishers at both ends of the stainless steel sleeve, the middle of the red glass bottle, equipped with urea, ammonium chloride, sodium sulfate, ammonium sulfate, dehydrated carbon