1.Pointer-type illuminance meter with a wide measuring range from 0 to 250,000 lux, suitable for evaluating light intensity across various low- and high-brightness environments. 2.Designed for fast response without the need for batteries, providing quick and convenient light measurement with minimal maintenance. 3.Equipped with a high-precision sensor that delivers rapid sampling within approximately 0.4 seconds, ensuring accurate and responsive illuminance readings. 4.Lightweight and compact construction makes it easy to carry, for on-the-go measurement of workplace lighting, plant illumination, and ambient environmental conditions. 5.Features two selectable illuminance ranges and is suitable for multiple measurement scenarios, including lighting fixtures, hydroponic gardens, and general environmental light assessment.