This is a Vintage Exide Check charge battery tester, needle moves freely. I am not sure what voltage it is for, maybe 6 volts?
Exide Check-charge Cell Gauge model EX92 6 V 12 V battery condition 4" round fac
Vintage Kar Check Tach-Dwell Points Car Tester Mechanics Tool RARE
Vintage KAR Check XR Inductive Timing Light RPM Timing Range Vd8
Vintage KAR Check XR Inductive Timing Light RPM Timing Range Vd8-UNTESTED
Vintage Kar Check Tach-Dwell Points Car Tester Mechanics Tool Great Condition
Vintage Kar Check Electronic Engine Analyzer Model 60-9309 - Untested/As-Is
