DFRobot DFR0489 开发板 FireBeetle ESP8266 物联网微控制器（支持 Wi-Fi）

Frequency: 2.4 GHz to 2.5 GHz

Dimensions: 58 mm x 29 mm

Unit Weight: 32.095 g

Protocol Supported: 802.11 b/g/n

Operating Supply Voltage: 3.3 V

Protocol - WiFi - 802.11: WiFi

Tool Is For Evaluation Of: ESP8266

Maximum Operating Temperature: + 55 C

Minimum Operating Temperature: - 10 C