1 set of Full Face Gas Mask. 100% brand new and high quality. Supplied fresh air respirator system is equipped with portable power source mainly overcome the problems of big air intaking resistance, difficulties in breathing and so on. This system use the air pump to transport the air to the mask. You could fix the air pump on your waist, so you are more close to the air source. The canister comes with the unit can filters a variety of harmful gas. Color: As the picture shows. Charging time: 3 hours. Working time: 5-7 hours. Air supply flow rate: First gear 62 L/min, Second gear 74 L/min. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. Please refer to the actual product received. Please allow slight manual measurement deviation for the data. If you are dissatisfied for any reason, please do not be quick to leave negative/neutral feedback. We work hard to make sure EVERY CUSTOMER 100% SATISFIED and resolve any problem for you within 12 hours. Doesn’t fit/Didn’t like item. For the reason, so that it can better provide a solution for you. Do not select Item not received.