Why does my TESMEN TN-213 voltage detector fail to detect voltage and show '0%' on the bottom of the display?
If your TESMEN TN-213 is showing "0%" (which may appear as '0' at the bottom of the display) and failing to detect voltage, please…
Manuals+ Q&A
TESMEN TN-213-GN — questions & answers
Read setup, compatibility and troubleshooting questions about TESMEN TN-213-GN.