CH340 USB 2.0 to UART Module

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CH340 module instead of PL2303 , CH340G RS232 to TTL module upgrade USB to serial port in nine Brush small plates. New original CH340G chips, the chips are STC official recommendation USB to TTL chips will not appear due to a different drive / different computer as a result of incompatibilities! ! ! Golden appearance, …
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ESP8266 CH340 NodeMcu V3 Lua WIFI Board (Internet of Things)

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le network API Event-driven API for network applicaitons, which faciliates developers writing code running on a 5mm*5mm sized MCU in Nodejs style. Greatly speed up your IOT application developing process. Lowest cost WI-FI Less than $3 WI-FI MCU ESP8266 integrated and esay to prototyping development kit. We provide the best platform for IOT application development …
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