Illuminating Meter Bright Test Instrument Brightness Light Meter<br> 1. Measuring range: TA631A: 0.1-200000LUX0.01-20000FC; TA631B: 0.1-300000LUX0.01-30000FC<br> 2. Ambient temperaturehumidity: 0-60 degrees C, 0-99% RH (TA631B)<br> 3. Illuminance display: 6-digit display, up to 999999<br> 4. Sensor: digital light probe and filter<br> 5. Angle of incidence: 120 degrees<br> 6. Spectral range: 400-700nm<br> 7. Sampling rate: 8 times second<br> 8. Automatic shutdown: 10 minutes (can be manually shut down)<br> 9. Operating environment: -10 - 50 degrees Celsius, within 80% relative humidity, indoor altitude less than 2000m<br> 10. Storage environment: -10 - 50 degrees Celsius, within 70% relative humidity (remove the battery)<br> 11. Power supply: 3 x 1.5V AAA (R03LR06) batteries (not included)<br> 12. Display size: approx. 3.7 x 4.1cm<br> 13. Size: about 15.2 x 5.5 x 3.3cm<br> 14. Weight: approx. 136g<br> Features:<br> 1. Can set the upper and lower limit alarm threshold, when the measurement is higher or lower than the set threshold, the screen red background light is on for a long time and the measurement value flashes alarm prompt<br> 2. Can lock the maximum value, minimum value, average value and real-time value during the measurement<br> 3. HD large screen display with white background light<br> 4. Automatic shutdown after 10 minutes of no operation (can be manually canceled)<br> 5. Light source type can be selected (only TA631B)<br> Packing list:<br> - Host x 1<br> - Cloth bag x 1<br> - Instruction manual x 1<br> - Protective cover x 1<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin