Model Ai-WB2-12F Ai-WB2-12S Ai-WB2-32S Ai-WB2-07S Ai-WB2-13 Ai-WB2-13U Ai-WB2-01M Ai-WB2-M1-I Ai-WB2-M1 Ai-WB2-05W Ai-WB2-01S
Picture
Chip
Wireless protocol
FLASH 4MB 2MB 4MB 4MB 4MB 4MB 2MB 4MB 4MB 2MB 2MB
Communication protocol
Peripherals
UART/PWM/GPIO/ADC
Security encryption
Performance configuration
Power supply
Operating temperature
Storage temperature
Power consumption
Available IO number（External FLASH） 9(Mainly recommended)
9(Mainly recommended)
9(Mainly recommended)
9(Mainly recommended)
9(Mainly recommended) 9(Mainly recommended) / / / / 9（Mainly recommended）
Available IO number（Built-in FLASH）
15 11 15 11 11 11
14(Mainly recommended)
15(Mainly recommended) 15(Mainly recommended) 15(Mainly recommended) 3
Transmission distance in open environment
480m 492m 524m
500m(with Ai-Thinker's
antenna)
480m
500m(with Ai-Thinker's
antenna)
480m 480m 480m 480m 480m
Size(mm) 24.0*16.0*3.1(±0.2)mm 24.0*16.0*3.1(±0.2)mm 25.5*18.0*3.1(±0.2)mm 17.0*16.0*3.1(±0.2)mm 20.0*18.0*3.1(±0.2)mm 14.0*18.0*3.1(±0.2)mm 18.0*18.0*2.8(±0.2)mm 12.5*13.2*2.4(±0.2)mm 16.6*13.2*2.4(±0.2)mm 13.0*19.0*2.4(±0.2)mm 14.5*24.5*11.2(±0.2)mm
Package SMD-22 SMD-16 SMD-38 SMD-16 SMD-18 SMD-18 DIP-18 SMD-61 SMD-61 SMD-22 DIP-8
Antenna On-board PCB On-board PCB On-board PCB/ IPEX IPEX On-board PCB IPEX On-board PCB IPEX On-board PCB On-board PCB On-board PCB
BL602
Wi-Fi 2.4G, BLE 5.0
TCP/UDP/HTTP/HTTPS/MQTT/MQTTS
SDIO，SPI，UART，I2C，IRremote，PWM，ADC，DAC，PIR和GPIO
WPS/WEP/WPA/WPA2Personal/WPA2Enterprise/WPA3
Working frequency 192MHz、32-bit RISC CPU，276KB RAM
2.7V~3.6V >500mA
-40℃~85℃
-40℃~125℃,<90%RH
Deep sleep mode current 12μA