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WIFI Kit 8 is a cost-effective Internet of things development program, the main chip using ESP8266, with CP2014 USB to serial chip, lithium battery interface and charge and discharge circuit, 32MByte Flash, WIFI antenna, 0.91-inch OLED display. Can be programmed in Ard uino and NodeMCU environments. Operation is consistent with NodeMCU. Leads all pins of ESP8266 12 digital pins can be configured to read, write, IIC, SPI, the middle, PWM and other functions 1 AD input Integrated 0.91-inch 128 * 32 OLED Working voltage: 3.3V ~ 7V | ||



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