Common security appliances include:

Portable earthing, Earth Rat Board, sign, warning sign, seat belts, etc

Security tools should be how to save

1) stored in a breathable, dry area

2) insulating poles should be placed under the shelf, not next to the wall.

3) antistatic gloves should be stored in a closed cupboard with other items separately custody

4) prevent electric shock boots should be stored in a closet, and cannot be used as rain boots.

5) detector should be kept in to prevent damp box, and placed in dry locations

6) all use the power tool does not allow for safe operation when other tools used.