AUDIOVISUAL SIGNAL TYPE SIGNAL: SIREN; BODY MATERIAL:
POLYESTER FIBER GLASS; LED LAMP; LENS MATERIAL: GLASS; COLOR LENS:
RED; FOOD TENSILE: 24V; CURRENT TYPE: DC; SOUND PRESSURE:
116DB; TONE NUMBER: 27 TONS; PROTECTIVE DEGREE: IP66 IP67; HEIGHT: 254MM;
DEPTH: 320MM; DIAMETER: 124MM
The impact of the 4D printer on the international market
The most obvious advantage of 4D printing is that objects larger than printers can be printed as just one part. Because they can shrink and unfold, items that are too large to fit in a printer can be compressed and then become full size.
