Features: Keep track of your industrial-machinery usage with our Engineering Vehicle-Generator Diamond Industrial Hour Meter! Made of durable ABS material, this Type: Engineering Vehicle Timer Model: HM002 has a voltage-range of 6V-80VDC and an indicator range of 0-99999.9 hours. Ideal-for anyone who uses heavy-machinery, such as those in the environmental protection-equipment or generator industries. Use it to monitor the operating hours of your machine and schedule maintenance accordingly, ensuring optimal-performance and-longevity. With its compact size (approx. 60 36 24mm) and black color, this timer is a practical and discreet addition to any-machinery setup. Specifications: Material:ABS Size:Approx.6x3.6x2.4cm/2.36x1.41x0.94inch Type: engineering vehicle timer Model: HM002 Voltage: 6V-80VDC Indicator range: 0-99999.9 hours Timing accuracy: 0.01 Zero-reset device: none Working temperature: -10 -+50. Mechanical vibration: 10-70Hz Color: black Note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1x Hour Meter