ESP-12F is a small module with WiFi on board lets You connect Arduino to Internet.

This tinny board can work as standalone microcontroller with WiFi connectivity and 11 GPIO!

Specification:

9 GPIO ports, each PWM capable

RISC processor:

80MHz

Power supply:

3.3V (3.6V max)

Logic levels:

3.3V

PCB antenna

Flash:

4 MB

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ESP-12F WiFi module with 9 GPIO

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