H6 Pro Portable Continuous Gas Monitor complies with GB 30871-2022 Clauses 6.3(b) and 5.3.1(a), requiring representative multi-point (upper/middle/lower and left/center/right) detection in large confined spaces and hot-work equipment. It features real-time data upload with remote viewing via APP and PC. Upon reaching preset alarm thresholds, it responds instantly and interconnects with nearby portable detectors to alert on-site personnel. It is a vital mobile alarm device for personal and plant safety.