BX616 Multi-gas Detector: 1.Full functions, easy operation 2.Compact design, easy carrying BX616 Multi-gas Detector:1.Full functions, easy operation2.Compact design, easy carryingFeatures:Natural diffusion sampling method and high-sensitivity sensor, with high sensitivity and repeatability 32-bit built-in MCU, high reliability and self-adaptation ability Full functions, easy operation CSTN ...