Working Voltage ---- Suitable for AC 86-230 V voltage battery-powered equipment，e.g. lawn mowers, generators, air compressors.
Hour Meter ---- Accumulated total engine running hours，resettable total hours,TOT range:0-999999H, 0.1H accuracy.
Data Storage Function ---- No battery, automatic data storage when the external power supply is turned off, data retained up to 25+ years.
Connection&Installation ---- Positive and negative pins, Snap-in installation, the standard panel cut-out size is 37.5x24.5mm (1.5x1 in).
Others ---- Contains CE certification, in addition, we will provide a two-year warranty.