The H7ETN1B is a self-powered time counter designed for accumulating and displaying elapsed time. It features a no-voltage input and a switchable time range, allowing measurement from 0s to 999h59min59s or from 0.0min to 9999h59.9min. Time is shown on a 7-digit LCD with an 8.6 mm character height, housed in a compact black body. Powered by a built-in lithium battery with an approximate 10-year life, this counter's IP66/NEMA4 rated front face makes it a durable solution for machine runtime monitoring and maintenance scheduling.