Three AAA batteries and certificate of calibration.
This compact, rugged, easy-to-use wireless thermohygrometer provides accurate measurement of relative humidity, dew point, and temperature in rooms, ducts, registers, and chambers – ideal for the HVAC professional. The small-diameter probe is ideal for in-duct measurements.
Easily monitor and transmit all measured data wirelessly via Bluetooth® to your smartphone or tablet from up to 60 feet away. With the free Testo Smart Probes app, you can display measurements from up to six Smart Probes at the same time, visualize measurement value changes as a graph or a table, and perform automatic calculations. Easily turn your data into a custom report, attach images created with the app, and send via email as a PDF or Excel® file.
Combine this probe with the 405i Smart Probe hot-wire anemometer, 410i Smart Probe vane anemometer, and 805i Smart Probe infrared thermometer to monitor HVAC-R applications.
Available for sale in the United States and Canada only.
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