Emergency reverse device;The built-in unloading valve protects the car fromoverloading and improves the reliability of the car;Emergency power off switch;Turtle-shaped slow speed switch;Infinitely variable speed control;Foldable, thickened pedals and guardrails enhance operator comfort and safety.The side cylinder ensures wide field ofview operation andsmoothness ofthe car structure;The balance wheel of the spring adjustment structure isresistant to wear and has good stability;Sturdy imported door frame.