Description: 【Classic Mechanical Design for Precision Timing】: This timer features a quality mechanical structure that ensures accurate and reliable performance over extended periods of use 【Large, Easy Read Digital Display】: The Mechanical Hour Meter Gauge spacious and bright display area allows for easy reading, even from a distance or in low light conditions 【Power On Timing with Power Outage Memory】: Designed to continue timing accurately during power interruptions, ensuring no loss of data 【Versatile Application Across Various Machinery】: Hourmeter is ideal for use with engineering vehicles, air compressors, air conditioners, generators, excavators, and other engineering or agricultural machinery 【Construction for Long Term Use】: Mechanical Hour timer built to withstand the demands of industrial environments while maintaining precision and reliability over time Specification: Counting range: 0~99999.9H Working voltage: 220V~240VAC Size Chart: 4.8cmx4.5cmx4cm/1.89inchx1.77inchx1.57inch Package Includes: 1 Mechanical Hour Meter