1. Automatically switch the range, the probe can be rotated, with high-definition backlight, with data lock2. High sensitivity sensor, portable measurement3. Material: Plastic + Electronics4. Resolution: 1lux5. Working voltage: 4.5v6. Measuring range: 0-199 thousand lux7. Power supply mode: 3 AAA batteries (self-prepared)8. Product accessories: Host, manual, warranty card certificate, color box packaging9. Size: 178x63mmSpecification: Package Weight One Package Weight 0.50kgs / 1.11lb One Package Size 20cm * 10cm * 6cm / 7.87inch * 3.94inch * 2.36inch Qty per Carton 40 Carton Weight 21.00kgs / 46.30lb Carton Size 42cm * 32cm * 42cm / 16.54inch * 12.6inch * 16.54inch Loading Container 20GP: 472 cartons * 40 pcs = 18880 pcs40HQ: 1096 cartons * 40 pcs = 43840 pcs