BlueTag TH30B/TH30R is a versatile temperature and humidity data logger from Zhengzhou Freshliance Electronics Corp., Ltd. This logger utilizes Bluetooth wireless technology, allowing users to easily access real-time and historical data through the dedicated APP without the need to unpack the goods. With customizable parameters and the option for internal and external probes, the BlueTag TH30B/TH30R is suitable for various applications including medicine, food, and smart home environments.

Welcome to Zhengzhou Freshliance Electronics Corp., Ltd

Established in 2015, Zhengzhou Freshliance Electronics Corp., Ltd is an ISO9000-certified company based in the Hengfengkechuang Center, Zhengzhou Airport Economy Zone, China. We specialize in temperature and humidity data loggers, as well as environmental monitoring IOT systems for various industries including fruits and vegetables, food processing, seafood, pharmaceuticals, and logistics.

Our dedicated R&D team ensures that all our products are tailored to meet customer needs. Our IOT platform, utilizing WIFI and 4G/5G communications with sensors equipped with Bluetooth, Lora, or RF, offers the solutions you require.

Adhering to our motto of "Focus on fresh and safe life only," we have distributed nearly 10 million temperature and humidity data loggers worldwide, earning a reputation for high accuracy, especially in low temperatures below -30ºC. Our products comply with CE, FDA, ROHS, EN12830, and RTCA/DO-160 standards, ensuring reliability and safety.

Our commitment is to continue delivering innovative, accurate, and high-quality products, along with exceptional customer service. We welcome OEM and ODM orders to meet your specific requirements.

Why Choose Zhengzhou Freshliance Electronics Corp., Ltd

• 10 million pcs logger used by customers worldwide


• Independent laboratory for product performance verification


• Ultimate production ability backed by actual data


• Professional FDA, CE, EN12830, and ROHS certifications


• Wide range of loggers to meet diverse needs


• Cost-effective with expertise quality


• 24/7 customer service for fast response and delivery


• Private label and complete one-stop OEM service


• ISO certified manufacturer with quality assurance

Welcome to Zhengzhou Freshliance Electronics Corp., Ltd

Product Description:

Are you looking to place a sample order? We offer different prices for small, medium, and large quantities to suit your needs. Payment options include PayPal, Western Union, and T/T for your convenience. Simply let us know your preferred method, and we will provide you with our bank details.

To place an order, send us your purchase order via email, Trade Manager, Skype, or request a Proforma Invoice. We aim to ship samples within 2-3 working days and bulk orders within 5-20 working days, depending on your design.

We ship products using reliable services such as DHL, UPS, and FedEx. Customization is available for both standard and personalized products, including adding your logo. Our experienced R&D team is ready to assist with any technical questions. ODM/OEM orders are welcomed.