NodeMCU ESP8266 V1.0 development board with Micro USB connector. Features WiFi connectivity, 4MB flash memory, and Arduino compatibility for IoT projects.

Microcontroller: ESP8266 with Tensilica Xtensa 32-bit LX106 RISC processor Operating Voltage: 3.3V Input Voltage: 4.5V-10V Flash Memory: 4MB WiFi: 2.4GHz 802.11b/g/n with on-board antenna Security: WPA/WPA2 GPIO Pins: 17 total (11 usable) USB Connector: Micro USB Programming: Arduino IDE compatible, NodeMCU firmware Dimensions: Standard NodeMCU form factor Antenna: On-board PCB antenna

