ESP8266-12F is an enhanced version ESP8266-12, peripheral circuits, four plate board technology, enhanced impedance matching, the signal output is better, whether it is stable or anti-jamming capability, PCB antenna through laboratory testing, perfect matchFor users selecting the ESP-12, it does not matter even if the product has been made, enhanced version is fully compatible with previous firmware, the pin has added the ESP-12 on the basis of six IO ports, SPI mouth leads, develop more convenient, application more extensive Condition: NewType: WIFI wireless moduleModel Number: MWApplication: Computercolour:Photo colorMaterial:Plastic + MetalPackage Contents:10 x WIFI wireless moduleOnly the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.