Features: Experience precise counting with the Digital Display 22mm LED Square Mini Counter Meter, capable of track up to 999999 counts, perfect for a wide ranges of applications. Featuring a high brightness LED display, this counter offers quick recognition and responsive accuracy, housed in a flame retardant casing with integrated impact resistance and ventilation. For electricians, engineers, and DIY enthusiasts, especially those needing to monitors current flows with precisions. Perfect for industrial production line counting, sports event scoring, inventory management, and participant tallying at event. With its voltages usage ranges of AC220 380V and easy installation through a 22mm apertures, this mini counter meter is a reliable tool for both professional projects. Specifications: Material: Flame Retardant Material Count: 999999 Size: About. 50mm/1.97in Color: Redness/Green/Yellow/White/Blue Note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color. Package includes: 1pc Digital Display Counter