Bluetooth Module Ble 4.0 Smallest Temperature Sensor Data Logger Bluetooth Data Logger

Place of Origin:
Guangdong, China (Mainland)
Brand Name:
Model Number:
Supply Ability:
10000 Piece/Pieces per Month
Packaging Details
netural export package

can paste client’s logo if bulk order

Lead Time:
Shipped in 3 days after payment

Bluetooth temperature & humidity data logger —BT04

simple, small, smart, top-selling model ~~


Product overview

TZ-BT04 is Bluetooth Low Energy temperature and humidity data logger with the latest Bluetooth 4.0 technology and Nordic N51822 chipset.

It can collect temperature and humidity of the surrounding environment and transfer to mobile devices such as smartphones via Bluetooth 4.0. Such data can be recorded as history data. BT04 can store up to 15000 pieces of the temperature and humidity data.

Mobile phone with Bluetooth 4.0 or above can download and install App configuration tool. The temperature and humidity data can be uploaded to the server through GPRS network wirelessly.

It can store and monitor the temperature and humidity of the environment comprehensively. Its characteristics are small-sized, low-weighted, easily portable and highly accurate for wide use in cold chain logistics, archives, labs, museums, etc.


 Product application

TZ-BT04 has so many applications!

  • Vacation Homes & Cabins
  • Server Rooms
  • RV’s & Mobile Homes
  • Hydroponics
  • Food Storage
  • Medical Supplies
  • Hotels / Apartments
  • Prevent Frozen Pipes
  • Wine Cellars
  • Fridges & Freezers 
  • Cigar Humidors
  • Indoor/Outdoor Pets

 Product specification

Project Features
Signal transmission frequency 2.400 – 2.4835GHz
Protocol standard Bluetooth 4.0
Modulation mode GFSK
Send interval 500mS,adjustable
Built-in battery 600mAh /3V
Output power 0dBm,adjustable
Communication rate 1Mbps
Receiving sensitivity 1Mbps@-85dbm
Maximum transmission distance 50 meters, adjustable
Service life 300 days(depends on time interval, can replace the battery)
Net weight 25g
Outline size 67mm*51mm*15mm
Temperature detection range -40℃~+125℃
Humidity detection range 0~100%RH
Temperature detection accuracy ±0.3℃
Humidity detection accuracy ±3%RH
Storage  Can store 15000pcs data 


App screenshot:




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