Features: Experience Precisions timing with our double Display Hour Meter, featuring a striking designs and LED high brightness digital display for quick and accurate readings. Crafted with a flame retardant shell, this hour meter is , energy efficient, Small , and offers excellent impact resistance with continuous ventilation through Air Vent. Suiable for professional in the power communication, machine tool, shipbuilding, textile, and printing industry who require reliable time trackings . Perfect for environment where signal indication, alarm , and fault vital , ensuring simple integration into various industrial setting . Enhances your operational efficiency with this robusts and multifunction counter, designs to meet the demands of modern industry applications. Specifications: Material: plastic Size: about 50x31mm/2x1.2inch Voltages: AC220V to 380V Ranges: 1-60 second 1-999H Opening hole: about 22mm/1in Rate power: 0.5w Package Includes: 1xSquare Hour Meter note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.