Roots Industries provides Park Aid, an ultrasonic reversing guide system. Park Aid makes use of the latest asymmetrical sensors that are smaller in size and have a wider coverage area per sensor than any other sensors. Being integrated with advanced micro controller and electronic components supports to have process real time data more accurately. The system is powered automatically when the reverse gear is engaged. Park Aid, according to the company, is made from the highest quality components conforming to international standards. It has got an E-Mark approval.