a:Our company produce different types of transfer trolley and every
type has several modles. In kpc series, we have kpc-6. kpc-10, kpc-16.ect.
The detailed you can refer to our company website or contact us.

b:  kpx seriesworks through battery. DC motor drive, lager start torque and overload ratio,no insulated requirement and more safer, erection convenient and low cost, no limited running distance.It is widely applied
 for heavy manufacturing industry as well as other industries Capable of fully automatic operation within plant, this vehicle is equipped with a multitude of performance and safety features.Speeds 0-150 feet per minute, range of 2 miles fully on one
charge, laser bumpers for collision avoidance, and self monitoring
e-stop system.