| Product model | Description |
| BJDQ10 | can lock knob switch, change-over switch and other products |
| BJDQ11 | it can lock button switch, distribution cabinet lock hole and other products |
| BJDQ12 | it can lock draw-out cabinet switch handle, change-ower switch and other products |
| BJDQ13 | Lock knife switch, handle switch,etc |
| BJDQ14 | it can lock cabinet door, electrical handle hole,low-voltage draw-out cabinet and other products |
| BJDQ15 | it can lock knob switch, change-over switch, etc |
| BJDQ16 | It can lock knob switch, lock hole of distribution cabinet etc |
