Features
1. The screen is flipped;
2. Acceleration high and low frequency switching measurement;
3. High frequency (1KHz~10KHz) low frequency (20Hz~1KHz)
4. Curve display;
5. File save view;
6. Power display;
7. Double measurement button;
8. Flashlight;
9. Screen brightness;
10. Chinese and English choices;
11. Set the shutdown time;
12. Machine grade;