The wireless thermometer testo 915i with a flexible probe offers everything for faster, more flexible, and easier temperature measurements. The flexible thermowire can be routed through openings, gaps, or door seals to measure air temperature. The testo 915i automatically connects via Bluetooth to a smartphone, tablet, or compatible Testo measuring device. The testo Smart App enables intuitive operation, a clear display of measurement data, as well as documentation and protocol sending directly on-site. The handle is compatible with all standard market thermocouple probes of type K, making it versatile.

• Smart probe for wireless temperature measurement in a wide range of applications due to a large selection of probes and compatibility with standard market thermocouple probes of type K.
• Flexible and responsive temperature sensor (TE type K, class 1) with glass fiber insulated cable (length 800 mm) and secure fixation through an innovative locking mechanism in the handle, versatile use, measuring range -50 to +400 °C.
• Easy operation, evaluation, and documentation with the free testo Smart App, as well as automatic Bluetooth connection to smartphones, tablets, or Testo measuring devices (e.g., testo 400, testo 550s) with a range of up to 100 m.
• High measurement accuracy through factory system calibration.