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testo 905 i - thermometer with smartphone operation

0560 1905
  • Rapid detection of temperature change via graphical progress display
  • Measuring range -50 to +150 °C
  • Measurement data analyzed and sent via testo Smart App
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    The compact testo 905i professional thermometer, in conjunction with a smartphone or tablet, is ideal for measuring ambient temperature as well as temperatures in ducts and at air outlets.

    Instant overview of all temperature changes

    The innovative Testo measuring technology can be connected to your own smartphone or tablet really easily: with the testo Smart App installed on your terminal device, you can view your readings conveniently. All measurement data is displayed either as a chart or in table form, and can be logged and then emailed directly as a PDF or Excel file.

    System requirements:
    •  iOS 8.3 or later
    •  Android 4.3 or later
    •  Bluetooth 4.0

    testo 905i thermometer with smartphone operation, including batteries and calibration protocol.

    Temperature - TC Type K (NiCr-Ni)

    Measuring range
    -50 to +150 °C
    ±1 °C
    0.1 °C

    General technical data

    82.2 g
    222 x 30 x 24 mm
    Operating temperature
    -20 to +50 °C
    Product-/housing material
    System requirements
    requires iOS 8.3 or newer; requires Android 4.3 or newer; requires mobile end device with Bluetooth 4.0
    Product colour
    Battery type
    3 AAA micro batteries
    Battery life
    150 h
    Length probe shaft
    100 mm
    Storage temperature
    -20 to +60 °C