The power button stopped working about 4 days after purchase. I have to take out and replace the battery every time I want to use it. The rest seems to work. Works as expected for the price.
Portable Handheld Manometer π for Accurate Pressure Differential Measurement
5 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
Digital multimeter RGK DM-12
6 Review
π§ UEi Test Instruments DAFM3B Digital Multimeter
6 Review