Automatically identify testing modes for AC voltage /DC voltage/resistance/continuity
Non-connection AC voltage detection, and judge the strength through light and buzzer
Self-calibration when power on to ensure accuracy
LIVE firewire recognition
Display backlight
True RMS
Data hold. Low battery display

Insize 6140, DEPTH BASE ATTACHMENT, suitable for calipers with beam width (w) .630", 6928640303579
3M 80131, Flexible Diamond Hand File Set 6210J, M74 Mic, 7000082153, 5/Carton 