Two cars operate independently;
Upper car powered by battery running distance is unlimited;
Under car can powered by battery、cable drum、rail,
can accommodate parallel transitions of multiple vehicles;
High using frequency , anti-high temperature, anti-high explosion;
A feature of stable start, big starting power, long lifetime;
Can run on the C-form track or S-form track and L-form track;
Multiple control methods, safe and convenient operation is available;
With lifting holes, is convenient to shipment;