Light Lux Meter Data Logger Digital Lumen Tester 0.1~400,000 Lux For Plant Grow
Its270° rotatable sensor anddual Lux/FC units make it a versatile and user-friendly device for both professionals and hobbyists. Accuracy : ±4% for ≤10,000 Lux, ±5% for ≥10,000 Lux, and ±8% for ≥200,000 Lux.