Brand Name: edgvsrng Certification: CE Origin: CN(Origin) Size: 220*65*30MM Model Number: AS813 Focal Length: 1-200,000 Lux tools Weight: 192g Wavelength Range: 1-200,000 Lux tools Type: Split Beam Spectrometers Measurement Range: 1-200,000 Lux tools Type: Split Beam Spectrometers Power Supply: 9V Battery(not include) Unit Selection/Measure Selection: lux / FC, Auto Data Hold Function /Backlight Display: Digital Lux Meter ax & Min Measuring/Auto Power Off: lux meter Temp. Measuring: spectrometer Luminometer: Digital photography