Measurement range: 500 to 5000ppm Scale range: 500 to 5000ppm Ventilation flow rate: 300mL/min 1 minute (300mL) Number of s of one box: 10 times Expiration date: 24 months from production Temperature and humidity correction: None Detection limit: None (conforms to the measurement range) Subject gas:水蒸气 目标气体:水蒸气(Airtech方法) 执行期(年):2 宽度(mm):147 depth(mm):54 身高(MM):19