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MQ 5 Gas Sensor Module For H2, LPG, CH4, CO Detector Module 3 Channel Digital Subwoofer Amplifier Board Important: Always use a Battery Important: Always use a Battery Management System (BMS) for charging and discharging lithium ion cells safely GND) Ribbon Cable 40 Pin Rainbow Flat Cable included Mounting Breadboard compatible T shaped straight design Build Quality FR4 PCB with gold plated contacts Dimensions Approx CH4 & CO with Precision Methane (CH4)
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