1. Measuring Range: 4×90°(0~360°)

2. Resolution:  0.05°

3. Accuracy：0.05° at 0°&45°&90°,  the rest≤0.1°

4. Working Current <70μA

5. Working Temperature: +0°C~+45°C

6. Power: 2×AAA Alkaline Batteries

7. Battery Life: More than 5000 hours.

High Accuracy  0.05° at 0°&45°&90°,  the rest≤0.1°
Super Large LCD Screen. （60mm*30mm）
Beeper at 0、45、90 degree
Holding Function
Display remains upright to view at all angles.
Absolute Measurement and Relative Measurement.
Low power indication
Battery life is 5000 hours. 
Auto Power off in 5 minutes
Precision Aluminum Framework with Four measuring surface.