1. Specifications Comply with the Ministry of Public Security standard GA209-1999. (1) Protective time: ≥ 40min., Poison gas and smoke protecting, fire proof, good sealing property, suitable for all kinds of adult faces. (2) Object of protection: CO, HCN, poison smoke and fog, etc. This respirator contains special drug composition which suitable for comprehensive poison protection. (3) Oil mist permeability coefficient<5% (4) Inhalation resistance<800PA; Exhalation resistance<300PA. 2. Operation (1) Open the cover, take out the vacuum package bag; (2) Tear the vacuum package immediately, and pull out two plugs of the front and back side. (3) Wear hood on head and fasten it with its string; (4) Choose right way then escape decisively and quickly. 3. Points for attention (1) This kind of respirator can be used only once. Just for personal escape and self-rescue. (2) Storage conditions: 0 - 40 degrees Celsius surrounding, without any heat sources, flammable, explosive or corrosive objects nearby; Well ventilated, keep away from rain and moisture corrosion. (3) It belongs to storage type. As soon as it is placed in store, it can't be moved, knocked or taken apart at will, in avoid of accident lose efficiency. (4) It can't be used in the atmosphere with less than 17% oxygen. (5) When children use the respirator should with the help of adults. (6) If the vacuum package has been torn, you must consider that this respirator has been used and can't be used again. 4. Applications This kind of respirator is an essential personal poison-gas-protecting respiratory apparatus when fire happens in hotels, office buildings, department stores, banks, post offices, power industries, hospitals, subway, ships, stations, quay, public entertainment places and dwelling house, etc.