YW-552M Digital Light Meter, 0-200,000 Lux (0-20,000 Foot Candles), Backlight, Max/Min, Data Hold, Lux/Fc Unit Switch, for Plants, Office, Indoor Lighting, and More
Wide Range & High Accuracy: Measures 0–200,000 Lux (0–20,000 Fc) with ±3%rdg±10dgts accuracy (≤10,000 Lux) and ±4%rdg±10dgts accuracy at higher ranges. 1 Lux resolution for precise light measurements.
Dual Unit Switch & Auto-Range: Easily switch between Lux and Foot-Candle (Fc). Auto-range adjusts for instant, stable readings with changing light levels.
Max/Min Mode & Data Hold: View peak and lowest light levels in real time, or hold current readings for comparison. Ideal for studio lighting or plant light measurement.
Backlit LCD & Button Beep: Clear backlit display for easy reading in low light. Optional beep feedback enhances usability during testing.
Compact & Power-Saving Design: Lightweight, integrated body with auto power-off and low-battery alert. Perfect for continuous lighting inspections in offices, classrooms, greenhouses, and work sites.