KOOBOOK 5Pcs ESP8266 ESP-12F WiFi Serial Module Microcontroller 802.11N Module Wireless Transceiver Remote Port Network Development Board for Arduino NodeMCU MicroPython

Specifications: Wireless standards: 802.11 b / g / n Frequency range: 2.4GHz-2.5GHz (2400M-2483.5M) Data interface: UART / HSPI / I2C / I2S / Ir Remote Contorl GPIO / PWM Operating voltage: 3.0 ~ 3.6V (recommendation 3.3V) Note: The installation of electronic modules requires basic knowledge and requires a certain electronic professional foundation and hands-on ability. Please purchase carefully! Manual measurement, with small error. Please check size in detail before purchase. Real colors may slightly differ from the pictures, as it depends on specific monitor settings and light brightness. We highly appreciate all customers opinions to improve the selling, also if anything you unsatisfied, please contact us for probable best solution. Package Includes: 5Pcs