Non-Dest Moisture Meter 0-100% 40mm Depth Color Screen Data Hold MAX/MIN Alarm
The color screen and audible alarm make it easy to read and use. “WET”: >60 humidity reading. Before use, unscrew the battery cover and then connect the battery. “DRY”: <30 humidity reading;. Alarm Function.
Ammonia NH3 Gas Tester with Backlight LCD – Custom Alarm Levels (A1/A2) 0-100ppm
Gas Detected Ammonia (NH₃). Alarm Thresholds Adjustable Level 1 (A1) & Level 2 (A2). Alarm Sound 60 dB (A1) / 80 dB (A2). Backlight & Display. Customizable alarm thresholds (A1/A2) with visual/audible alerts (60dB/80dB).
Digital Ultrasonic Thickness Gauge Meter Tester 1-300mm Tool for Metal Cast Iron
（Does not work with cast iron）. Note: The coupling gel is Not included. WT130A Features:(WT130A Work With cast iron, WT100A NOT fit). Adjustable Sound Velocity: You can be easily changed sound velocity from 1000 to 9999m/s to get the most accurate results.