Got this because I can flash the port. Much cheaper than replacing a lost Fluke. Everything works, does exactly what I expected. No 2 9V batteries were included. The tone is strong.
π₯ Advanced Testo Wireless Hot Wire Anemometer Technology
4 Review
π¬οΈ Advanced 3-in-1 Indoor Air Quality Monitor with CO2/RH/Temp Data Logging and Audible Alarm - NDIR Sensor Technology
8 Review
π Dioxide Controller for Digital Gas Monitoring
5 Review
π Enhanced Precision with Backlit Professional Manometer for Differential Ventilation
6 Review