ITEM NAME:2Pcs Digital Hour Meter 52mm Round Gauge Description: 100% Brand New ÃŽ ¦52mm Digital Hour Meter Designed for standard industrial timing and supplying data for the reference of maintenance duration for precision equipment. This hour meter will allow you to keep track of engine hours so you can monitor service intervals. The front cover is made of 316 stainless steel,It can be used for a long time even in an acid-base or humid environment. Super waterproof structure design, waterproof and dustproof rating: IP67 Specification: Lasting working voltage: 9-32V, up to: 36V (≠¤ 1 minute) Working current ≠¤60mm Working temperature: -30~+75 °C Reading: 99,999.9 hours Gauge diameter: 52mm / 2inch Package Includes: 2 Pieces Hour Meter Gauge SKU: DMO0019314819495855.Reading: 99,999.9 hours.