1. Measuring range: 0.1-200000LUX2. Measuring gear: 999.9/99999 /19999x10LUX; 99.9/999.9/19999 FC3. Illuminance display: 5-digit display, up to 999994. Sensor: digital light probe and filter5. Angle of incidence: 120 degrees6. Spectral range: 400-700nm7. Sampling rate: 8 times / second8. Automatic shutdown: 15 minutes (can be manually shut down)9. Operating environment: -10 - 50 degrees Celsius, within 80% relative humidity, indoor altitude less than 2000m10. Storage environment: -10 - 50 degrees Celsius, within 70% relative humidity (remove the battery)11. Power supply: 3 x 1.5V AA (LR06) batteries (not included) / USB Micro interface 5V12. Display size: approx. 5.3 x 4.4cm13. Size: about 25.6 x 6.7 x 3.5cm14. Weight: approx. 250gFeatures:1. Light source type selectable, customizable light source coefficient2. Probe can be rotated 360 degrees, detachable measurement, spring wire can be stretched 1.5m3. Upper / lower limit alarm: the upper and lower limit alarm threshold can be set, when the measurement is higher or lower than the set threshold, there will be a buzzer alarm sound, as well as alarm lights flashing4. Battery (not included) and USB interface two power supply modes5. VA high-definition color display, display with background lighting6. USB computer communication (only TA632B): with real-time data communication with computer, display real-time data tables and real-time data graphs; xlsx data tables and graphs export and print, the upper computer software for computer systems Win7, Win8, Win10Packing list:- Host x 1- Cloth bag x 1- Instruction manual x 1- Data cable (TA632B)Specification: Package Weight One Package Weight 0.50kgs / 1.10lb One Package Size 30cm * 10cm * 6cm / 11.81inch * 3.94inch * 2.36inch Qty per Carton 40 Carton Weight 24.00kgs / 52.91lb Carton Size 50cm * 50cm * 48cm / 19.69inch * 19.69inch * 18.9inch Loading Container 20GP: 222 cartons * 40 pcs = 8880 pcs40HQ: 515 cartons * 40 pcs = 20600 pcs