Features: 1. Suitable for standard industrial timekeeping, commonly used in construction machinery, construction vehicles, agricultural machinery, generators, air compressors, water pumps, cranes, etc. 2. Provides a scientific basis for the accumulated actual working time of various types of vehicles and the assessment and maintenance cycle of tracking and monitoring precision instruments and equipment. 3. The accumulator consists of a high-precision crystal oscillator timing circuit, no need for setting, and starts time accumulation when powered on. 4. High accuracy, stable and reliable performance, adapts to a wide range of environments, low price, and easy to use. 5. Made of high-quality plastic materials, making it more durable for long-term use. Specification: Item Type: Digital Display Hour Meter Material: ABS Plastic Input Voltage: 220-240 (V) AC Power Consumption: 0.3W Frequency: 50Hz Time: 0-99,999.99h Package List: 1 x Digital Display Hour Meter