Portable UV Sensor Illuminance Meter with The USB Interface Brightness Test DT-1309 lux Meter Digital Lux Meter Spectrometer (Color : 2, Size : DT-1309)

INCZPDQY1. Display: 40 simulation stripes backlit LCD display2. The measuring range: 400, 4000, 40000, 400000 lux/FcAccuracy: + / - 5% plus or minus 10 d ; Plus or minus 10% plus or minus 10 d 4. The overload display, LCD display "OL"5. Spectral response: to adapt to the light of CIE 6. Cosine response: f2'Less than2%7. Repeat rate: plus or minus 3%8. Sampling rate: 1.5 times/SEC 9.Photometric probe: silicon photodiode and spectral response filter10. The operating temperature and humidity: 0 40 C; 0 80% RH11. The storage temperature and humidity: - 10 50 C; 0% 70% RH12. Power supply: section 9 v battery13. The meter size: 170 * 80 * 40 mm