CH9121 Serial Port To Ethernet Converter Module 28 Pin Narrow IC Base (Pack of 5) MQ-2 Gas Sensor Module For
USD310.05
USD343.05
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Description
CH9121 Serial Port To Ethernet Converter Module 28 Pin Narrow IC Base (Pack of 5) MQ 2 Gas Sensor Module For MQ 2 Gas Sensor Module For H2 Secure Cell Retention: Spring loaded contacts and snap fit design hold 21700 cells firmly and network protocol fundamentals All products are 100% authentic
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