1. In the process of lifting and moving the permanent magnet jack, try to avoid the collision and knocking of the contact surface, so as not to affect the performance and life. It is best to coat the bottom surface with oil for protection when it is not in use, and wipe it clean when used.

2. Please read the instruction manual before use, and use it after clarifying the performance. If there is anything unclear, please contact the manufacturer to avoid accidents.

3. The flexibility of each component should be checked frequently to maintain flexibility in use.