Scintillation vials measuring method can measure radon in air, soil, water, air, radon concentrations in line with "the principles and requirements for measuring gas detection take: active pumping air radon range: 3Bq / m3 ~ 100000Bq / m3 Data Storage: 2000 Data Sensitivity: ≥0.68cpm / [Bq · m-3] Repeatability error: ≤5% of the background count rate: ≤0.3cpm long-term stability (8h) error: ≤10% Operating modes: Single-point detection or Continuous monitoring