Product Description:

Check ambient temperatures and temperatures in ducts and at air outlets quickly, easily and professionally: with the testo 905i thermometer, which is optimized for your smartphone, nothing could be simpler.

Product Features:

Quickly and accurately measures air temperature in rooms, ducts, registers, and outlets
Fast acting temperature probe quickly tracks changes and shows trends on a graphic display
Measurement data is transmitted to the convenient and powerful testo Smart Probes App in your smart device
Tough, accurate, and easy-to-use

System Requirements:

iOS 8.3 or later
Android 4.3 or later
Bluetooth 4.0

Delivery Scope:

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