["Descriptions:\r\nThe NodeMcu Development Kit based on ESP8266, CP2102 integates GPIO, PWM, IIC, 1-Wire and ADC all in one board. Power your developement in the fastest way combinating with NodeMcu Firmware\r\nBuild on ESP8266 sdk\r\nBuild on CP2102 USB to TTL\r\nLua core based on eLua project\r\ncjson based on lua-cjson\r\nFile system based on spiffs\r\nEasy to access wireless router\r\nBased on Lua 5.1.4 (without debug, os module.)\r\nEvent-Drive programming preferred.\r\nBuild-in json, file, timer, pwm, i2c, spi, 1-wire, net, mqtt, coap, gpio, wifi, adc, uart and system api.\r\nGPIO pin re-mapped, use the index to access gpio, i2c, pwm.\r\nBoth Integer version(less memory usage) and Float version(Default) firmware provided.\r\n\r\nFeatures:\r\nNow supports IDE 1 with ESP8266\r\nUses WiFi Module – ESP-12E.\r\nUSB – Power 5v and program via micro USB port\r\nCP2102 USB TTL Module\r\nFits on a standard breadboard and gives access to a row of holes either side\r\n10 GPIO, every GPIO can be PWM, I2C or 1-wire\r\nHeaders – 2 x 2.54mm 15-pin header with access to GPIOs, SPI, UART, ADC, and power pins\r\nMisc – Reset and Flash buttons\r\nUSB-TTL included, plug n play\r\nFCC CERTIFIED WI-FI module, PCB antenna\r\nCan see the Nodemcu LUA development environment as an alternative ESP8266\r\nSize: 4.8x2.5x1cm/1.89x0.98x0.39inch\r\nQuantity: 1 Pc\r\nNote:\r\nPlease allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid\r\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\r\n\r\nPackage Contents: \r\n1 Pc x WiFi Development Board"]