Features SCOPE OF USE: Quartz hour meter can be installed in various scenes, such as vehicles, generators, agricultural machinery, and industrial equipment. MAIN FUNCTION: This round hour gauge is mainly used to monitoring usage time and work efficiency. FINE WORKMANSHIP: Adopting premium materials and accurate manufacturing techniques, the hour meter has the characteristics of accuracy, reliability, and durability. EASY TO INSTALL: The installation and use are very simple, making it easy for users to inspect and maintain. ENGINEERING PLASTIC MATERIAL: Made of premium engineering plastic material, the hour meter is strong and sturdy, wear resistant and scratch resistant, ensures a long service life. Specification: Item Type: 52mm Hour Meter Material: Engineering Plastic Product Size: Approx. 6 x 6 x 5cm / 2.4 x 2.4 x 2in Package List:1 x 52mm Hour Meter 4 x Accessory  Package List 1 x 52mm Hour Meter 4 x Accessory