Hardline HR-8063P Hardline Hour Meter Hour meters have become a key tool in preventative maintenance programs by tracking service intervals for oil changes, valve adjustments, spark plugs, etc. Features include solid state electronics and modern LCD display with an hour glass symbol to indicate count time. Works on any gasoline engine Records and displays up to 9,999.9 hours No battery required - connects to a spark plug wire Peel stick or attach with enclosed hardware Automatic roll over 100% epoxy encapsulated casing resists water One Year Warranty