Expediently display the engine working time. Use stepper motor principle to drive, featuring good endurance and anti-vibration. Operating temperature:-40-85 degree. Protection Rank:IP67. Use digital display, simple and intuitionistic,gives the user a clear display of hours. Bezel Material:316 Stainless Steel,cured glass. Installation Dimension: 52mm(2"). Indicating Range:0~99999. Working Voltage:12/24V. Item Number: PKY39000