Feature: 1. [Mechanical Timing] With the internal mechanical instrument gear, this mechanical hour meter provides real time tracking of the total working time of your equipment for accurate monitoring.2. [Wide Working Range] The industrial hour meter performs within a wide range of 0 to 9999.9H, with a precise of 0.01H, providing readings, no reset option. 3. [Auto Data Retention] When the equipment stops working, the mechanical hour gauge automatically retains the original data. The next timing cycle starts from the accumulated value, ensuring continuity. 4. [Wide Voltage Range] Operating within a wide voltage range of 12 to 36VDC, this mechanical hourmeter is versatile and compatible with a variety of industrial machinery and vehicles. 5. [Versatile Applications] This quartz hour meter is suitable for industrial production, generators, engineering vehicles, environmental equipment, battery cars and more. Specification: Item Type: Mechanical Hour Meter Package List: 1 x Mechanical Hour Meter |