HARDLINE VIBRATION ACTIVATED HOUR METER

Track the Service Life of Diesel Engines, Trailers,etc Automatically switches on/off by sensing vibration. Sealed waterproof lifetime battery inside… Peel & stick, no wiring necessary. Records and displays to 9,999.9 hours Hour glass symbol appears & flashes on/off to indicatecounting time. Display screen can be read with engine on or off. Automatic Roll over 100% epoxy encapsulated casing resists water CE Certified Patented  1/8″ L x 1-1/2″ W x 5/8″ H 1 year warranty