Features 1.Suitable for standard industrial timekeeping, widely used in construction machinery, construction vehicles, agricultural machinery, generators, air compressors, water pumps, cranes, cranes, etc. 2.It can provide scientific basis for the accumulated actual working time of various types of automobiles and the assessment and maintenance cycle of tracking and monitoring accuracy instruments and equipment. 3.The accumulator is composed of crystal oscillator time control circuit with high accuracy, no need to set, and start time accumulation when power on. 4.High accuracy, stable and reliable performance, adapt to a wide range of environments, low price and easy to use. 5.Made of high quality materials of plastic, which makes it more durable and you can use it for a long time. Specification Item Type: Digital Display Hour Meter Material: ABS Plastic Power Supply Voltage: 220-240 (V) AC Power Consumption: 0.3W Frequency: 50Hz Time: 0-99, 999.99h Package List 1 x Digital Display Hour Meter