Unit lights up when plugged in.Sold as is.
Vintage Sears Engine Analyzer 12 V Model 28-2161 Engine Analyzer w/Box- TESTED
Vintage Sears DC 12 Volt Timing Light Made In USA Untested
Vintage Sears Engine Analyzer 12 Volt Model 28 2161 Original Box 161.2161
Vintage Sears Engine Analyzer 12 Volt Model 161.2161
Vintage Sears Engine Analyzer 12 Volt Model 28 2161 Manual 161.2161
Vintage Sears Engine Analyzer 12 Volt Model 28 2161 Untested w/ Box Made in USA
