
Fiber meter OK. The fiber laser died out after a few minutes so the other end never found my lights so I went back and used my old fiber laser. COOPER TEST. gave me results as 8 pairs ok but never showed me CROSS (useless)

Portable Handheld Manometer π for Accurate Pressure Differential Measurement
5 Review

Digital multimeter RGK DM-12
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π₯ Advanced Testo Wireless Hot Wire Anemometer Technology
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π¬οΈ Advanced 3-in-1 Indoor Air Quality Monitor with CO2/RH/Temp Data Logging and Audible Alarm - NDIR Sensor Technology
8 Review