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BlueTag TH20 Bluetooth Temperature and Humidity Data Logger with ±0.2℃ High Accuracy

High accuracy of ±0.2℃

Large LCD screen for clear display

Intelligent alarm alerts

Parameters configurable 

View real-time and historical data through the app

Export data files in PDF and CSV formats

NIST Traceable Calibration


Blue Tag TH20 is an intelligent Bluetooth HACCP temperature and humidity data logger based on Bluetooth communication technology. This Bluetooth temperature recorder features high resolution temperature ranges from -30℃ to +70℃. It comes with up to 65000 readings with a real temperature and humidity display. This HACCP temperature sensor is widely used in various industries to monitor environmental temperature. With the Bluetooth App software provided by our company, you can quickly and accurately set various parameters of the product. Bluetooth Connection through APP, you can read the temperature data by APP on your phone. The Bluetooth temperature monitor has passed CE, CE-RED, and complies to EN12830 for transportation, storage, distribution of food.


Easy to operate and place

With the Bluetooth App software provided by our company, you can quickly and accurately set the various parameters. This data logger has a built-in magnet with a built-in magnetic sheet in the attached sticker, so it can attach to the wall or other ferrous object surfaces.

Super-thin body and low consumption

The Bluetooth HACCP temperature and humidity data logger uses a button battery, creating a super-thin 13mm body. Ultra-low power consumption electronic screen, working time up to 200 days. The battery is replaceable for repeated use.

Large screen and real-time temperature humidity display

Real-time viewing of Current temperature and humidity, Max/Min Temperature and humidity value, and battery level.

High precision and large capacity

The Built-in HACCP temperature sensor can measure the temperature of -30℃~70℃ with high accuracy of ±0.2°C. Suitable for multi-scene use. Up to 65,000 memory capacity.

Smart app alert

You’ll receive a notification alert on your phone once the temperature is out of preset range. This temperature and humidity data logger can help you effectively adjust the situation of the house, warehouse, laboratory, museum, or cold chain transportation in time.

Free data storage & export

Our Bluetooth HACCP Temperature Data Logger uploads data to the App when connected via Bluetooth. Enjoy online data storage view, you can view historical data and export it in PDF or CSV format

Large memory capacity

Max. 65000 readings for more data storage

NIST Traceable Calibration

Includes NIST-traceable calibration certificate



BlueTag TH20

Memory Capacity

65000 readings

Shelf Life

1 year

Start Delay

0 minute-72 hours

Operating Life

200 days

Logging Interval

1 minute-99 minutes

Wireless Connection

Bluetooth 5.2, NFC (optional)


3.0V CR2032 lithium battery

APP Language

English, Chinese



Temperature Unit

℃, ℉

Report Format


Temperature Range


Temperature Accuracy



Humidity Range


Humidity Accuracy







3M stickers, magnetic


CE, CE-RED, EN12830


Blue Tag TH20 LCD Bluetooth HACCP Temperature and Humidity Data Logger Recorder is very suitable for low-temperature logistics. Like cold chain vehicles, cold storage, refrigerated boxes. 

This wireless HACCP temperature and humidity sensor is also ideal for monitoring the temperature and humidity in house, like indoor temperature and humidity detection, refrigerator food preservation, pet breeding, flower breeding, musical instrument maintenance.

Blue Tag TH20 Bluetooth data logger temperature humidity sensor is a HACCP temperature logs product. For pharmaceuticals or laboratory such as pharmacy medicine cabinet, vaccine storage, drug storage, experimental material storage, experimental environment testing, it can be used to realize the automatic monitoring, tracking and recording of temperature in the whole process.

Our HACCP Bluetooth data loggers temperature humidity logger has a super-thin 13mm body adopts the most advanced low-power Bluetooth technology. It also can be used in various industries that monitor environmental temperature, warehouse environment detection, food storage monitoring, machine room and workshop environment detection, commodity preservation exhibition cabinets in Supermarkets, etc. 

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