Perfect for industrial production line counting, sports event scoring, inventory management, and participant tallying at event For electricians, engineers, and enthusiasts, especially those needing to monitors current flows with precisions counting with the Digital Display 22mm LED Square Counter Meter, capable of track up to 999999 counts, perfect for a wide ranges of applications With its voltages usage ranges of AC220 380V and easy installation through a 22mm apertures, this counter meter is a tool for both professional projects Featuring a high brightness LED display, this counter quick recognition and responsive accuracy, housed in a flame retardant casing with integrated impacts resistance and ventilation, Manufacturer: Msioytog