BRIGGS AND STRATTON 19543 FREQ-CAP METER
Used for checking the frequency (Hz) on a running generator. Flip switch
on meter to "FREQ", use plug-in, and plug into AC outlet on generator.
Compatible with 50 or 60 Hz generators.
To test a capacitor, flip switch to "CAP" and touch probes to terminals on
capacitor and the capacitance will be displayed. Capacitance range is 10
to 99 microfarads.