
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: Absolutely! We offer a flexible pricing model tailored for your needs, with tiered pricing options for small, medium, and large quantity orders. Feel free to place your order according to your required quantities and benefit from our competitive pricing structure.
Q2: What payment methods do you accept?
A2: We are pleased to offer a selection of convenient payment options to suit your preferences, including PayPal, Western Union, and T/T. Simply inform us of your preferred method, and we'll promptly share the necessary bank details with you. We are also open to discussing any specific payment arrangements you might require, ensuring a hassle-free transaction experience.
Q3: What is the procedure for placing an order?
A3: Initiating your order with us is straightforward and efficient! You can send your purchase order directly via e-mail, Trade Manager, or Skype. Alternatively, if you prefer, we can issue a Proforma Invoice to facilitate a seamless and streamlined transaction process for you.
Q4: How long will it take to receive my order?
A4: We pride ourselves on our prompt service! For sample orders, expect production and shipping to be completed within just 2-3 working days. For bulk orders, the production and delivery process typically spans 5-20 working days, with timescales adaptable to meet your unique design specifications.
Q5: What shipping options are available for product delivery?
A5: We ensure your order arrives safely and swiftly by partnering with trusted courier services like DHL, UPS, and FedEx, leveraging their reliability for secure delivery.
Q6: Can products be personalized with our design and logo?
A6: Certainly! We are delighted to offer extensive customization options to fit your branding needs, including the addition of your logo and the development of tailor-made products. Our skilled R&D team is eager to assist with any technical requirements, and we look forward to exploring ODM/OEM opportunities with you.