clothing, bag, leather case, cup, glove, jewelry, pillow, fish tank, photo frame, watch;
keyboard, display, smart bracelet, computer, mobile phone, sensor, GPS locator,Bluetooth, camera, audio,LED;
Home-based:
Lock, table, chair, cupboard, bed, curtain, window, knife, lighting, hook, ceiling;
Mechanical equipment & automation:
motor, unmanned aerial vehicles, elevators, security monitoring, dishwashers, magnetic cranes, magnetic filter.