D1 R2 WiFi UNO based ESP8266 for nodemcu ESP - 12S

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  • 1-49 Pieces
  • 50-499 Pieces
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Lead Time:
3 day(s) after payment received
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Quick Details
Place of Origin:
Guangdong, China (Mainland)
Brand Name:
Model Number:
D1 R2 WiFi module
by air, by express
payment terms:
T/T, L/C, Credit card, Paypal
1 piece
delivery time:
3 days
Max input:
Max output:
5V 1A

Packaging & Delivery

Selling Units:
Single item
Single package size: 
13X11X2 cm
Single gross weight:
0.035 kg
Package Type:
bubble envelope or carton box
Lead Time :


Product Description

D1 R2 WiFi UNO based ESP8266 for nodemcu ESP - 12S

What's new about V2.1.0

  •  Use BRT (Bias Resistor Transistor), easier into flash mode.
  •  Optimize the circuit, the system is more stable



  • Based on the ESP-8266EX.
  • Ard Compatible, you can use it on IDE.
  • Node Mcu Compatible
  • 11 Digital I/O pins
  • 1 Analog Input pin
  • OTA -- Wireless Upload(Program)
  • On board switching power supply -- Max 24V input, 5V 1A output


*All IO have interrupt/pwm/I2C/one-wire supported(except D0)


The D1 R2 has a micro USB for auto programming.
Also you can programming it using OTA

Warning: All IO is work at 3.3V.


Product Picture




Company Information

   Shenzhen Xin Yuan Electronic is a high-tech company with 10 years of design and R&D experience,specialized in the developing and manufacturing electronic products: development board, Wifi bluetooth module, such as  ESP32, TTGO series module, etc.

   Our company owns a number of independent research&development products and obtain unanimously approved customers, with powerful R&D team and marketing team.

   Xin Yuan always provides customers with perfect after-sales service and technical assistance. High quality is our obligation,great service is our mission.

   We can customize the items as per your request,  welcome to customize products from us.



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Trade & Market
Main MarketsTotal Revenue(%)
Domestic Market20.00%
North America17.00%
South America10.00%
Northern Europe10.00%
Southeast Asia9.00%
Mid East8.00%
Eastern Europe7.00%
South Asia4.00%
Central America2.00%
Western Europe2.00%
Eastern Asia1.00%
Southern Europe1.00%
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