Just image when both of your hands are with luggage, how will you open the trunk of your car? Put your luggage on the ground first then open the trunk by hand? This is too"OUT" ! With the automatic inductance" foot-triggered" trunk release system, you can free your hands and use your car much more conveniently! As below picture, when the sensor installed on the rear bumper detects the movement of your foot then the trunk will release automatically.