Measurement range: 10 to 100% Number of measurements per box: 10 times Effective period: 36 months from production Required feeding amount: 20 mL (20 seconds) at 1mL/sec (constant speed) Temperature and humidity correction: None Target gas: Carbon dioxide Measurement range: 10 to 100% Target gas: Carbon dioxide (injection方法) 有效期(年):3 测量范围(PPM):10至100%