Lux Meter, Light Meter, 5PCS Digital Lux Meter GM1020 0～200000 Lux Handheld Photometer Light Strength Tester Instrument Illuminance Luminometer

1. Poweul measurement functions: It can measure not only current values, maximums,and minimums of illuminance and temperature,but also illuminance difference, integrating illuminance, and avera integrating illuminance. 2. Support for automatic stora of illuminance data (up to 1900 groups) and manual stora of illuminance data (up to 60 groups) 3. Wide measuring ran (0 to 200,000 lux) and support of automatic ran shift 4. Delivered with computer-based analysis software, allowing users to operate the meter with ease 5. Quick response, high portability, and operable by a single hand