1.Bright ,stream line design , and comfortable to handle;

2.Digital technology;

3.Alarm function: audible and visual;

4.Easy to read LED visual displays and indicator;

5.Power saved and audio adjustable;

6.Rechargeable Li-ion battery , 3.3V;

7.7 different colors for your choice;

8.Accurate measurement during low perfusion;

9.Anti-movement table performance.