TRSI TA637A Separable Digital Lux Meter Light Brightness Measuring

1. Display: 34x31mm, four-number display, maximum 1999
2. Measuring range: 0.1 to 200000LUX (0.01-20000FC)
3. Measuring range: 200/2000/20000/200000LUX (20/200/2000/20000FC)
4. Accuracy: +/-(4%+10dgts), calibrated with standard flat light with color temperature 2856K
5. Resolution: LUX less than 200:0.1; LUX greater than or equal to 200:1
6. Sensor: Silicon photodiode with filter lens
7. Sampling rate: 2 times per second
8. Incident angle: 120 degrees
9. Repeatability: +/-2%
10. Spectral range: 400 to 700nm
11. Automatic shutdown: 15 minutes without operation
12. Working environment: -10 to 50 degrees Celsius, no more than 80% relative humidity, indoor altitude less than 2000m
13. Storage temperature: -10 to 50 degrees Celsius, no more than 40% relative humidity
14. Power supply: 2 x 1.5V AAA batteries (not included)
15. Dimensions: 126x56x28mm
16. Net weight: about 165g