This een module with the ESP8266 WiFi chip, a USB-to-serial converter, a 3.3V regulator, a reset switche and a LED. This ESP8266 module has both an on-board PCB trace antenna. The pins are on the standard 2.54 mm grid, in a solderless beradboard there one hole left for each pin.
Related products:HF-ESP-01 | ESP-01 ESP8266 module | |
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HF-ESP-201 | ESP-201 ESP8266 module | |
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HF-ESP-PCB-A | PCB for ESP-07/08/12 modules | |
HF-ANTENNA-01 | WiFi antenna |