[IC]：ESP8266EX

[Frequency]：2.402~2.483GHz

[Power]：20dBm

[Distance]：100m

[Interface]：UART

[Weight]：1.5±0.1g

[Introduction]：E103-W01 is 100mW (20dBm) UART-wi-fi module with competitive price. Small-size, embedded PCB antenna, operate at 2.4~2.4835GHz frequency band, with all those features, based on ESP8266EX from Espressif, transparent transmission is available, easy for user to operate.