Electronic shelf label          Cold chain transport
                Intelligent lighting               Smart printer
                Lift table and chair              Lawn mower
                Medical equipment              Wireless POS machine
                Handheld devices


    This moudle is designed to connect electronic products and smart mobile devices quickly.It can be widely used in various electronic devices, such as industrial control,instrumentation,logistics tracking,health care,smart home,motion measurement,automotive electronics,leisure toys,etc.Users can use this module to integrate existing solution or products in the shortest development cycle,occupy the market at the fastest speed,and inject new technological strength into the development of enterprises.

Main Features

  • Function:Standard software functions include BLE passthrough, AT command control, App parameter configuration, OTA upgrade
  • Provide Android/IOS APP reference source code
  • Support AT command 
  • Only need to connect 4 pins(VCC, GND, TX and RX) to complete data transmission and receiving function
  • Built in high performance 32-bit MCU,128KB Flash,16KB SRAM
  • RF link data is up to 1Mbps
  • On-board high performance PCB antenna and support external antenna
  • he stamp-bore for printer is easy for welding and reliable

  Production and shipment

  • Dongguan/Hangzhou double factory production                                                                                  
  • More than 2Million of supply capacity per month
  • Stable supply lasting more than 5years
  • Quality supplier,selected brand materials
  • High quality supplier
  • Exquisite production&machine technoglogy
  • Rigorous production line
  • Safety standard shipping package Tape reel(vacuum packaging)MOQ:1200pcs





Wireless parameters

Bluetooth standard


Frequency range


Receiving Sensitivity


Transmission Power


Users can configure thrugh AT instructions

Effective transmission distance

 70m(Open area)

Antenna options

 External antenna:Pin antenna

 On-board antenna:PCB antenna

Hardware parameters

Data interface

 UART:1200bps -921600bps

Operation Voltage


Working current


Operation temperature

 -40℃- 85℃

Storage tempture




Software parameters

Equipment type

 Slave device

Security mechanism

 128-bit AES engine

Software upgrade

Support UART/OTA upgrade function

Working mode

Slave device mode(if you need master device mode,Mesh networking and other functions,

you can choose our WLT8266BM module)

Software interface

 AT+Command Structure

Parameter configuration

Interface AT command,pass through AT command


FCC/CE/BQB 5.0 Certificated

 How to buy