NodeMcu ESP8266 CH340 V3 Lua Wifi Board

Specifications:

1. Operating Voltage: 3.0-3.6V
2. 3DBi PCB-on-board antenna
3. Operating Current: 80mA
4. Low power 32-bit CPU, can also serve as the application processor
5. Up to 160MHz clock speed

Specifications:

1. Communication interface voltage: 3.3V
2. Working current: 240mA(MAX)
3. Serial port baud rate: 115200 (default), can be modified to other values by AT command
4. Serial communication format: 8N1
5. Wireless Network Mode: station / softAP / SoftAP + station
6. Wireless criteria: 802.11 b / g / n
7. WIFI @ 2.4 GHz, support for WPA / WPA2 security mode
8. +19.5dBm output power

Specifications:

1. Onboard Module: ESP8266 wifi module; in AP mode it can connect with 5 Clients at the same time
2. Operating Way: cellphone carried on wifi module; cellphone and wifi module carried on the same router, and use the APP to control relay
3. Transmission Distance : 400m (max)
4. Relay : 5V,10A/250V AC 10A/30V DC
5. Baud Rate: 9600.
6. Diode effusion protection;
7. Short response time

Specifications :

• Microcontroller ESP-8266EX
• Operating Voltage 3.3 V
• Digital I/O Pins 11
• Analog Input Pins 1(Max input: 3.2V)
• Clock Speed 80MHz/160MHz
• Flash 4M bytes
• Length 34.2mm
• Width 25.6mm