Runleader Digital Tach/Hour Meter,Real-time RPM Magnetic Pickup,Accumulated Hours Display or Lawn Mower Generator Compressor Marine Diesel/Gas Engine Motor and Process/Power Equipment.

Product didn’t work out of the box! Absolute garbage! Unfortunately, I ordered this a while back while rebuilding a Diesel engine and by the time I found out it wouldn’t work the return window closed. So now I’m stuck with this garbage and have to buy a different tachometer anyway.