[Professional Measurement] Accurate readings from 0.1 to 200000 Lux make this digital luxmeter ideal for precise lighting analysis in studios and museums. [User-Friendly Design] Large LCD display with unit toggle and data hold functions simplifies usage for both photographers and electricians. [Portable & Compact] Weighing 529g and measuring 16x7.5x4cm, it easily fits in a bag, for on-the-go light testing. [Versatile Applications] Suitable for public stores, libraries, and stage lighting, providing essential light measurement for various settings. [Rapid Response Time] Silicon photodiode sensor offers quick sampling rates at 2 times per second for efficient testing even in busy environments.