Maintenance-free AC drive system, more rapid and accurate response, Curtis controller, stable and safer performance, AMP waterproof plug-in, greatly reducing the electrical failure rate; The double auxiliary wheels are arranged on both sides of the driving wheels, and turning automatically decelerates, more safe and stable driving; Electromagnetic brake, automatic brake when power off, to ensure that it will not slip when parked;

Small body and light weight High quality Pump With overload automatic unloading device, and full-load descending speed limit device Molded production, moderate price, stable quality; high-strength polyurethane wheels is stable, flexible, light, and free of magnetic fields and sparks;