• Thermometer with flexible probe and smartphone operation
• Flexible, fast-response temperature sensor (TC type K, class 1) with fiberglass-coated cable (800 mm long)
• Measures from measuring range -58 to 752 °F
• High measuring accuracy up to ±1.0 °F thanks to factory system calibration
• For fast, wireless temperature measurements in places that are difficult to access Compatible with all Testo and standard type K thermocouple probes
• Compatible with all Testo and standard type K thermocouple probes
• Innovative locking mechanism on the handle for easy, secure attachment of plug-in Testo measuring probes
• Testo Smart App: Display of readings, clear graphical presentation of temperature curves, create documentation on site and send as a PDF

The latest addition to the wireless Smart Probe family, the testo 915i with plug-in Thermocouple probes, makes temperature measurements even faster, easier and more flexible than before. Thanks to the locking mechanism with compatibility with all testo and other common Type K thermocouple probes, the Smart Probe can be used in the most demanding applications to complete the job quickly and accurately. With the free testo Smart App, temperature information is presented in a clear and graphical way for easy tracking and diagnostics. All measurement data can be reported directly from the App and then sent as PDF or CSV files. The testo 915i connects automatically by Bluetooth to the testo Smart App on any smartphone, tablet or directly with other refrigeration and indoor air quality measuring instruments from testo.