ESP8266 Serial WIFI Remote Wireless Control WiFi Module ESP-12E ESP-12F ESP12S

Attention: All shipments have a neutral logoESP8266-12F is an enhanced version of ESP8266-12, with improved peripheral circuits, four layer board technology, enhanced impedance matching, and better signal output. Whether it is stability or anti-interference ability, the PCB antenna has undergone professional laboratory testing, matching, and ROHS certification, all of which have been greatly improved! For users who previously chose ESP-12, even if they have already made a product, it doesn't matter. The enhanced version is fully compatible with the previous firmware, and six IO and SPI ports have been added to the ESP-12 for easier development and wider application!