
Indoor Disinfection Residue CE Certified 0-100ppm Ozone O3 Gas Analyzer. CE Certified Safety: Meets CE standards with Exia II CT4 explosion-proof rating and IP66 protection. High Precision Sensor: Uses imported high-precision electrochemical sensor for accurate O3 detection. Large Data Storage: Stores up to 100,000 data sets with adjustable intervals as short as 5 seconds. Fast Response Time: Detects ozone concentration changes in less than 10 seconds. Adjustable Pump Sampling: Built-in micro pump with 10 adjustable suction levels for flexible sampling. Long Battery Life: Equipped with large-capacity lithium polymer battery offering 100 hours operation. Multi-Alarm System: Features sound, light, and vibration alarms with customizable alarm points. Portable Design: Compact and lightweight (300g) with durable aluminum carrying case.