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OPEN-SMART ESP-12 ESP8266 Serial Wi-Fi Wireless Module for Arduino

ESP-12 ESP8266 Serial Wi-Fi Wireless Module w/ Built-in Antenna Compatible 3.3V / 5V for Arduino

SKU: 403072
  • US$8.29

    24 %

  • 6.31
  • Free shipping To

  • Handling Time: Ships within 1 Business Days
  • Dispatch: Ships within 4-7 business days
  • Form Color:

    Blue + Black

OPEN-SMART ESP-12 ESP8266 Serial Wi-Fi Wireless Module for Arduino
ESP-12 ESP8266 Serial Wi-Fi Wireless Module w/ Built-in Antenna Compatible 3.3V / 5V for Arduino

OPEN-SMART ESP-12 ESP8266 Serial Wi-Fi Wireless Module for Arduino

US$6.31 US$8.29 24%OFF 5 (5 reviews)
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This is Wi-Fi serial transceiver module, based on ESP8266 SoC.The SOC has Integrated TCP/IP protocol stack.It is TTL serial communication interface and its parameters can be set by AT command. It is widely used in networking, smart home project when it is connected to the wifi router. It can be used for remote monitoring of home appliances, bedroom temperature and humidity, controlling home appliances and smart car by the mobile phone.


- Arduino UNO R3 and the compatible board can directly connect to this module.

- You can debug the module with the USB to TTL module, such as FT232RL, CH340G module.

- Interface logic voltage: 3.3V / 5V compatible(On-board level shift circuit)

- Working voltage: 4.5V - 5.5V (On-board 3.3v LDO Regulator)

- Working current: 240mA(MAX)

- Serial port baud rate: 115200 (default), can be modified to other values ​by AT command

- Serial communication format: 8N1

- On-board reset button

- On-board switch to select UART mode or firmware update mode

- Antenna Type: Built-in PCB antenna is available. 

- Wireless Network Mode: station / softAP / SoftAP + station

- Wireless criteria: 802.11 b / g / n

- Wi-Fi @ 2.4 GHz, support for WPA / WPA2 security mode

- It is very easy to design projects by AT command

- Applications: Home automation, sensor networks, industrial wireless control, smart car.
Form ColorBlue + Black
Quantity1 piece
MaterialPCB + Alloy + Plastic
Working Voltage 4.5-5.5V DCV
Working Current240mA
English Manual / SpecYes
Download Link
Dimensions & Weight
Dimensions 1.85 in x 0.98 in x 0.2 in (4.7 cm x 2.5 cm x 0.5 cm)
Weight 0.2 oz (5.6 g)
Packing List
1 x Wi-Fi module

All packages from are sent without DX logo or any information indicating Due to package variations from suppliers, the product packaging customers receive may be different from the images displayed.

To enable volume discounts on this site, use coupon code: BULKRATE during checkout. You will see a discount applied at the bottom of the shopping cart. Competitive pricing is available. Contact us for details.

Quantity 3+ units 5+ units 10+ units
Rate US$5.59 shipped US$5.58 shipped US$5.56 shipped

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Customer's impression:
Neat Complex experienced think twice
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Recent Customer Reviews

  • 10687114 Post on 4/18/2017

    Pros: No care for the input voltage Neat Reset button Cons: The online examples are mostly using the ESP8266 directly, thus not directly the intention of this one. Note: If you want to debug it using an USB2TTL device, use... Read more

    Impression:Neat, Complex, experienced

    0 0
  • 9854416 Post on 7/4/2016

    Comprado desde Chile. Se demoró poco mas de un mes en llegar. Buena calidad de producto, llegó rápido y en buenas condiciones. Simplemente agradecido. Pros: buena calidad, en relación al precio está excelente. Gracias DX!

    Impression:Complex, experienced, think twice

    0 0
  • IliaIliev Post on 2/24/2016

    Amazing item for wireless systems


    0 0
  • roope1111 Post on 2/22/2016

    Good quality. not for beginners.


    0 0
  • Jaccodejong Post on 1/9/2016

    Pos: Delivered quickly. Neatly packaged as expected. yet not working. con : For the experienced programmer only . very complex to use. Tip: For communication over shorter distances (up to 1200 meters ) search and purchase... Read more

    Impression:Complex, experienced, think twice

    1 1

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