A few practical rules about accessories and enhancements:
Keep all accessories and enhancements out of the reach of
When you disconnect the power cord of any accessory or
enhancement, grasp and pull the plug, not the cord.
Check regularly that enhancements installed in a vehicle
are mounted and are operating properly.
Installation of any complex car enhancements must be
made by qualified personnel only.
C a r e a n d m a i n t e n a n c e