1. Based on the above table, if the time limit and scope of warranty are exceeded, it is out of warranty.

2. Damage caused by irresistible factors such as earthquake,;hurricane and flood.

3. Damage caused by man-made factors (including but not limited to soaking, puncturing, crash, wear and tear under normal use).

4. Damage caused by violation of the user manual (including but not limited to unauthorized repair, modification, using unofficial parts, tearing/altering labels and anti-fake labels).

5. Damage caused by abuse, such as overloading, extreme riding conditions (including but not limited to riding over steps, falling from a height and extreme sports).

6. Other malfunction and damage caused not by the design, production and quality.

7. The warranty voids once used for commercial purposes.