ViewLine Onyx 3,000 RPM 5" (4 3/8" (110mm) Mounting) Tachometer w/2 Hourmeters, Clock & Voltmeter - 12/24V

Programmable tachometers feature: User defined rev. limit warning, LCD display for total hours, resettable hours, voltage and clock. Accepts signal inputs from electronic controlled ignitions with tachometer output terminal, standard coil ignition, alternator signal and 12V square wave applications.