
Model | BlueTag TH30B | BlueTag TH30R | BlueTag TH30R-I | BlueTag TH30R-ETU | |
Internal Probe Type | Temperature and humidity | ||||
External Probe | × | Optional | √ | ||
External Probe Channels | × | Max. 2 probes | |||
External Probe Type | × | See External Probe List | |||
Internal Temperature Range | -30ºC~+70ºC | ||||
Internal Temperature Accuracy | ±0.5ºC F.S. | ||||
Internal Humidity Range | 0~100%RH | ||||
Internal Humidity Accuracy | ±3%RH | ||||
Temperature Units | ºC, ºF | ||||
Alarms | Max. 6 Alarm Points | ||||
Report | PDF/CSV | ||||
Connection | Bluetooth 5.2 | ||||
Start Delay | 0min~72h | ||||
Logging Interval | 1min~99min | ||||
Memory Capacity | 20000 readings each probe | ||||
Battery | 2*Replaceable AAA batteries | Rechargeable lithium battery | |||
Installation | Hanging, Folding stand | ||||
Device Dimensions | 83mm*68mm*20.5mm | ||||
Weight | 85g | 90g (Main device) |
Temperature Rang | -30ºC~+70ºC | -30ºC~+ 70ºC | -40ºC~+85ºC | -80ºC~+150ºC | -90ºC~+400ºC | -90ºC~+80ºC | -90ºC~+200ºC | -196ºC~+200ºC |
Temperature Accuracy | ±0.5ºC(-90ºC~+70ºC); ±1.0 (Others) | |||||||
Humidity Range | N/A | 0-100% RH | N/A | |||||
Humidity Accuracy | N/A | 3% RH | N/A | |||||
Cable Length | 2m, 5m, 10m, 15m or 20m |



BlueTag TH30B/TH30R Bluetooth Temperature Humidity Data Logger
Paired by Bluetooth and review history by APP
Support Android and IOS
Multilingual app
Free data filtering by minute
Comprehensive data analysis, filtration and graphing
Data synchronization among multiple users.
Up to three monitoring channels (External probes optional)
Flat ribbon cable optional (0.3mm thick and 7.5mm wide)













Freshliance Electronics Co., Ltd, founded in 2015, is an ISO9000-certified enterprise, located in Hengfengkechuang Center, Zhengzhou Airport Economy Zone, China. Our company specializes in the field temperature and humidity data loggers, and environmental monitoring IOT systems for warehousing, shipping and other cold chain processes in different industries like the fruits and vegetables, food processing, seafood, life science, pharmaceutical, and logistics.
We have a professional and innovative R&D team for hardware and software. All of our products are designed and produced based on customer needs and requirements. And our IOT platform based on WIFI and 4G/5G communications with sensors equipped with Bluetooth, Lora, or RF, can provide the solution you expect.
With the tenet of "Focus on fresh and safe life only", we have had nearly 10 million temperature and humidity data loggers in use all over the world and have gained a good reputation for the high accuracy for time, temperature and humidity, especially for low temperature under -30ºC. We have an independent temperature and humidity verification environment to verify the long-term performance of products in different temperature and humidity environments; and our temperature and humidity data loggers have complied with CE, FDA, ROHS, EN12830 and RTCA/DO-160 standards. In addition to stable performance and compliance with safety regulations, our products are easy to operate, durable, and advanced in functionality.
In the future, our goal is to continuously provide our customers with more innovative, accurate, and higher-quality products, as well as excellent customer service and support.
OEM and ODM orders are welcome!





10 million pcs logger used by the customer all over the world
Independent laboratory in-house verifying product performance
Ultimate production ability ensured by actual data
Professional FDA CE EN12830 ROHS certificated
A wide range of loggers to meet your diverse needs
Cost-effective based on expertise quality
24/7 customer service for fast response and delivery
Private label, complete one-stop OEM service
ISO certifed manufacturer and quality assurance
FAQ
Q1: Can I place sample order first?
A1: Yes, we will quote you different prices for small, medium and large qty. You can order with different price for different qty.
Q2: How could I pay them?
A2: We warmly accept PayPal, Western Union, and T/T as our esteemed payment avenues. Simply share your preference with us, and we will promptly provide our banking details. Furthermore, we are more than happy to accommodate any distinct payment requests you might have.
Q3: How do I place an order?
A3: Placing an order is effortless! Kindly dispatch your purchase order via e-mail, Trade Manager, or Skype. Alternatively, request us to prepare a Proforma Invoice for your order, ensuring a streamlined and seamless ordering process.
Q4: What is the delivery timeline for my order?
A4: For sample orders, we promise swift production completion and shipment within 2-3 working days. Bulk orders typically follow a production and shipping timeline of 5-20 working days, subject to your unique design specifications.
Q5: What shipping methods do you use to deliver the products?
A5: We primarily engage dependable courier services such as DHL, UPS, and FedEx, ensuring your products are delivered both swiftly and securely to you.
Q6: Is it possible to customize products with our designs and logo?
A6: Absolutely, we proudly offer comprehensive support for both standard and tailor-made products, incorporating your logo as desired. Our expert R&D team is ready to assist with any technical queries, and we warmly welcome ODM/OEM collaborations.