Trail Tech 742-A00 Black Surface Mount TTO Digital Tachometer plus Hour Meter，1 Pack<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>New front button tto is a digital tachometer and hour meter that works on all gasoline engines and allows you to easily monitor your engine's Total running hours and set custom maintenance reminders</li><li>Large readable display allows you to easily monitor your engine's running hours up to 99，999 Total hours ensuring that you perform proper maintenance on your engine</li><li>The LCD display lets you to easily view all gauge readings regardless of the angle or lighting conditions</li><li>Features: tachometer from 0-19999 RPM， with Max RPM， non-resettable hour meter from 0-99999 hours， customizable warnings and maintenance reminders from 1-999 hours with flash alert service alarms</li><li>Easily mount it to any surface using either the bolt-on (screws not included) or peel-n-stick mounting， screen size: 25.5 x 13.4mm (1 x 52") physical Dimensions: 25x50x14mm wxhxd (1x2x.5" wxhxd)</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41HiWxTJjnL.jpg" noproxy>