The Testo 405i is a great tool for measuring cfm and temperature both at the same time using the testo app that you simply download onto your phone or tablet. Definitely a great buy!
Verified purchase: Yes | Condition: New
I had a previous model. This one is very useful and saves quite a bit of time whern making hundreds of mesurements. Testo quality.
Verified purchase: Yes | Condition: Pre-owned
Verified purchase: Yes | Condition: New
Accurate tool
Verified purchase: Yes | Condition: New
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