PRODUCTS Commercial & Home Application Portable Gas Detecto Industrial Gas Detection Alcohol Testers Gas Sensor Gas Modules Industrial Module -M001 -M002 -M004 -M501 Domestic Module -M201 -M401 -M403 -M404 -M405 -M406 -M407 -M411 -M402 -M410 -M413 Alcohol Module -M302 Infrared Module -MH-410V/D  CO2 -MH-Z11 Gas Detector for Mine	Precalibrated Gas Module which could be used directly, without R&D and calibration Domestic Module M201 for gas M401 for methane M403 for Methane M404 for gas M405 for CO M406 for gas M407 for CO M411 CO Module   Infrared Module MH-Z11       Industrial Module M001 M002 M004 M501   Alcohol Module M302

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