NodeMcu Lua ESP8266 ESP-12E WIFI Development Board Win7/8/win10 32/64 Bit & MAC
Remote firmware upgrade (OTA). Power input: 4.5V ~ 9V (10VMAX), USB-powered. In the computer end of the USB device emulation as a standard serial devices Serial COM. Working temperature: -40 ℃ ~ + 125 ℃.