strong>Electronic LCD Hour Meter With Two Maintenance Reminders TB44 Series ENM’s Series TB44 LCD 6-digit’s hour meter contains two factory pre-programmed flash alert maintenance reminder’s. The flash alert tells the operator when it’s time to perform service. The meter is self-powered keeping total running time displayed at all times. The meters are available for the OEM customer with the desire for preset time intervals. The meter is 100% epoxy encapsulated and protected from shock and vibration to keep out the harshest environments plus provide years of service. This instrument is ideal for any application that requires reliable time keeping and service maintenance schedule’s in a small space. Features ?Lithium battery (Non-replaceable) ?Display always “on” ?100% sealed (IP67) ?High shock and vibration specs. ?Polarity insensitive ?EEPROM units available ?Special flash alert programming ?Special spade orientation ?Silent operating, no moving parts ?Suit various AC/DC applications ?Solid state electronics ?Quartz Crystal ?Made in the U.S.A.