1. Equipment tilt angle: backward: 20±3° forward: -5±3°.           

2. equipment tilt torque: 1.2+-0.8 kgf

3. Equipment rotation angle: -90.5°+0.5/-2°~+90.5°+2/-0.5°

4. Equipment rotation torque: 1.5+-0.8KGf

5. Equipment up and down adjustment range: 130±5MM

6. Equipment up and down adjustment thrust force: 2.5±1.5KG

7. Equipment left and right adjustment angle: -30°±2°~+30°±2°

8. Equipment left and right adjustment thrust force: 2.5±1.5KG

9. Supporting weight: 6KG

10.Applicable models: 2390/2390SE