3D printers; Air compressors; Air compressors for vehicles; Compressed air pumps; Electric compressors; Electric food processors for household purposes; Electric motors for machines; Electric vacuum cleaners; Electric wax-polishing machines for household purposes; Electrostatic generators; Gas compressors; Industrial robots; Power-operated atomizers for industrial or commercial use; Pumps for machines; Robotic vacuum cleaners; Servo motors; Vacuum cleaners; Vacuum cleaners powered by recharge...