The B1040-O2 multi in one oxygen detector is a newly developed product by WOST company. It adopts nanotechnology 32-bit microprocessing technology, instruction execution in nanoseconds (ns), and the motherboard uses high-performance circuit components, low power consumption, and stable performance. Powerful hardware combined with high-performance sensors, superior production technology and processing techniques, ensure stable and reliable overall performance. 1-4 types of sensor combinations, multiple ranges to choose from, one instrument can measure multiple gases; 2.5-inch high-definition industrial color screen, exquisite APP operation interface, easy to operate; Superior display of various parameters, viewing real-time concentration, historical data, curve graphs, alarm data, data export, data printing, temperature and humidity detection. Built in high-density polymer lithium-ion dual cell 5000mAh large battery, with ultra long detection and standby time. Equipped with replaceable filter type air nozzles, choose waterproof breathable membranes, powder metallurgy sheets, and 1 μ m filter screens according to the usage environment, suitable for various industrial environments and special detection of mixed gas concentration values.