Bluetooth Low Energy Beacon Module

BLEAD-LOG Version.2

This product is a logger that gathers sensor data. The beacon’s signal reception and accelerometer data collected every 100mS is stored on the internal flash drive, and you can transfer the saved data to a PC via USB.


  • Can be used as a sensor-included data logger.
  • The flash memory for saving data is 32MB.
  • Using the accelerometer/angular velocity sensor, you can achieve PDR.


Applicable standard Bluetooth Ver. 4 (technical standards compliant)
Size 90mm×45mm×12mm
Weight Approx. 37g (with lithium-ion battery)
Operating temperature 0-75℃
Color Black
Environment standards compliance RoHS
Internal flash size 256kB
Internal RAM size 32kB
Switch input 1 (push-down type)
?LED displays 2 red and 1 green
RTC Yes (32.768kHz)
Power sources Lithium-ion polymer battery
Data storage memory 32Mbit (2MB) flash
Manufacturers Domestic EMS manufacturers

Wireless aspects

2Frequency 2400.0MHz to 2483.5MHz
Modulation Method GFSK modulation
Max communication speed 1Mbps
Max output +4dBm Class3
Wireless technology Bluetooth4.0
Radio Law Technical standards compliant, FCC

Regarding the trademarks, registered trademarks of each company

Bluetooth is a registered trademark of Bluetooth SIG Inc.
BLEADR is a registered trademark of Houwa System Design K.K.