Ai-Thinker Ai-WB2-12F Module


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Approx Restocking Date: 25 to 30 Days
SKU: 1382873
  1. Model: Ai WB2 12F
  2. Package: SMD 22
  3. Size: 24.0*16.0*3.1(±0.2)mm
  4. Antenna onboard: PCB antenna
  5. Frequency: 2400 ~ 2483.5MHz


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Brand: Ai-Thinker
Category: Ai Thinker ESP Modules

Ai WB2 12F is a Wi-Fi & BT module developed by Ai Thinker Technology Co., LTD. The module is equipped with a BL602 chip as the core processor and supports Wi-Fi 802.11b/ g/n protocol and BLE 5.0 protocol. The BL602 chip has a low power 32 bit RISC CPU, 276KB RAM, and a wealth of peripheral interfaces, including SDIO, SPI, UART, I2C, IR Remote, PWM, ADC, DAC, PIR, and GPIO, etc. It can be widely used in the Internet of Things (IoT), mobile devices, wearable electronic devices, smart homes and other fields.


  1. Support IEEE 802.11 b/g/n protocol n
  2. Wi-Fi Security Support WPS/WEP/WPA/WPA2 Personal/WPA2 Enterprise/WPA3
  3. Support 20MHz bandwidth and the Max rate is 72.2 Mbps
  4. Bluetooth BLE 5.0, Bluetooth Mesh
  5. Support Station + BLE mode、Station + SoftAP + BLE mode
  6. Support 32-bit RISC CPU,276KB RAM
  7. Secure start-up supports mirroring with ECC-256 signature
  8. Support QSPI/SPI Flash On-The-Fly AES Decryption, support AES 128 CTR mode
  9. Support AES 128/192/256-bit encryption engine
  10. Support SHA-1/224/256
  11. Support true Random number generator (TRNG)
  12. Public key Accelerator (PKA), supports large number basic operations, the software provides a signature, verification, and other application program interface
  13. Support SDIO, SPI, UART, I2C, IR remote, PWM, ADC, DAC, PIR, GPIOetcn
  14. Integrated Wi-Fi MAC/BB/RF/PA/LNA/BT n
  15. Support a variety of sleep modes, deep sleep current 12μA n
  16. Universal AT instruction for quick start n
  17. Support secondary development, integrated Windows, and Linux development environment

Package Includes:

1 x Ai-Thinker Ai-WB2-12F

SKU: 1382873 Category:

Ai WB2 12F



Antenna on board

PCB antenna

Frequency Range

2400 ~ 2483.5MHz

Operating Temperature (°C)

40℃ ~ 85℃

Storage Temperature

40℃ ~ 125℃, < 90%RH

Input Supply Voltage (VDC)

2.7V ~ 3.6V

Supply Current (A)






UART Baudrate

Default 115200 bps


WPS/WEP/WPA/WPA2 Personal/WPA2 Enterprise/WPA3

Flash Memory

Default 4MByte, MAX support 16MByte

Length (mm):


Width (mm):


Height (mm):


Shipping Weight 010 kg
Shipping Dimensions 5 × 5 × 1 cm
1 Month Warranty

This item is covered with a standard warranty of 1 month from the time of delivery against manufacturing defects only. This warranty is given for the benefit of Robu customers from any kind of manufacturing defects. Replacement will be done against manufacturing defects.

What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

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Country Of Origin: China