- Based on ESP8266 Wifi IC, a new version of ESP-12.
- Add extra I/Os and SPI pin interfaces: MTDO, MTDI, SD_3, MTMS, MTCK, SD_2 (GPIO10, GPIO9, CLK, CS, DI, DO)
- The rest foot price and size remains same with ESP-12, price increase a little bit now.
- Improved the capability of anti-EMI
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- $2.4 for more than 100PCs order,
- $2.3 for more than 500pcs order, price auto update in cart.