Model Number: UA5168 Brand Name: UYIGAO Key Specifications/Special Features: Features:1. 128*128 dot matrix LCD display, standard menu operations2. Two measure mode: single and continuous3. Two group mode: direct (DIR) and general (GEN), readings will be lost when power off in direct mode, not be lost in general mode80-readings can be stored for each group4. Zero point calibration and multi-point calibration(up to 4 points) for each group5. User can recall, delete specified readings, or delete group readings6. Statistics display: mean, minimum, maximum and standard deviation7. Three probe mode:auto, magnetic and eddy current8. User can set high or low limit alarm for each group
9. Power off automatically
10. USB interface to data transmission
11. Low battery and error indication

Packing include:
1 x coating thickness gauge
1 x aluminium substrate
1 x standard foil
1 x USB cable

Specifications:
1. Measuring principle: magnetic induction (F-probe) and eddy current (N-probe)
2. Measuring range: 0 to 1300um
3. Accuracy: ± (2.5% of readings+1um), ± (3% of readings+0.078mils)
4. Resolution: 0-900um (1um), 900-1300um (0.01mm)
5. Calibration: one to four point calibration, zero calibration
6. Data group: one direct group (readings not be stored to memory), four general group (readings can be stored), and each group have individual statistics, alarm settings and calibration
7. Statistics: no. of readings, mean, minimum, maximum and standard deviation
8. Units: um, mm and mils
9. Alarm: user can set the high/low alarm, and alarm icon displayed on LCD when over the limit
10. Minimum curvature radius: convex 1.5mm (59mils) and concave 25mm (984mils)
11. Minimum measuring size: diameter 6mm (236mils)
12. Minimum thickness of substrate: F-probe: 0.5mm (0.02"), N-probe: 0.3mm (0.012")
13. Computer interface: download data via USB interface
14. Power supply: two 1.5v AAA battery
15. Operation temperature: 0 to 40°C (32 to 104°F)
16. Storage temperature: -20 to 70°C (-4 to 158°F)
17. Size: 110*53*24mm (4.33*2.09*0.94")
18. Weight: 92g (3.24oz)