3pcs ESP8266 ESP-12F Serial WIFI Wireless Module Transceiver ESP8266 4M Flash

Description

Feature: Type: ESP-12FWireless standards: 802.11 b / g / nFrequency range: 2.4GHz-2.5GHz (2400M-2483.5M)Data interface: UART / HSPI / I2C / I2S / Ir Remote Contorl GPIO / PWMOperating voltage: 3.0 ~ 3.6V (recommendation 3.3V)Working Current: Average: 80mAOperating temperature: -40 ° ~ 125 °Storage temperature: Nomal temperatureSchematic Package Included: 3 x ESP8266 ESP-12F Serial WIFI Module