Testo 174H BT Mini Temperature & Humidity Data Logger
The Testo 174H BT Mini Temperature & Humidity Data Logger is a versatile and compact device for monitoring temperature and humidity in various environments. It is ideal for safeguarding sensitive goods such as food items or archival materials, as well as for tracking indoor climate conditions. With precise measurement ranges from -20 °C to +70 °C for temperature and 0–100% RH for humidity, it reliably displays real-time values and stores up to 16,000 readings.
Advanced Bluetooth Connectivity and Smart App Features
The Testo 174H BT pairs seamlessly with the free Testo Smart App via Bluetooth, enabling quick and straightforward configuration. With a connectivity range of up to 30 metres, users can analyse data directly at the measurement site. The app simplifies reporting and data export, ensuring efficient and professional evaluations without additional software.
Designed for dependability, the data logger features automatic data backup, guaranteeing uninterrupted operation even during battery replacements. Lightweight, durable, and simple to operate, it’s an excellent choice for reliable temperature and humidity monitoring in professional and personal settings.
Key Features
- Compact design for temperature and humidity monitoring in sensitive environments
- Measures temperature from -20 °C to +70 °C and humidity from 0–100% RH
- Displays real-time values and limit breaches for quick responses
- Stores up to 16,000 data points for reliable tracking over time
- Bluetooth-enabled for seamless configuration and data transfer via the Testo Smart App
- Smart App features include reporting and export functions for detailed analysis
- Automatic data backup ensures uninterrupted logging even during battery changes
- Lightweight at 35 g with dimensions of 60 x 38 x 18.5 mm
- IP20 protection rating for safe use in non-condensing environments
- Long battery life of up to 1 year at a 15-minute measurement cycle






