WIRELESS TACHOMETER
A hand held, precision instrument
Accurately determines RPM on 2 and 4 cycle, single cylinder engines
No direct connection required
Hold built in antenna near spark plug
Selector switch gives 0-5000 RPM
low scale or 0-15000 RPM high scale
Readout accurate to within + or - 2%
Solid state electronics
Zener voltage regulator uses 9-volt batter (not inlcuded)
Built in battery check