1. Ukusekela ukuzungezisa okungu-360°, isikrini esivundlile nesiqondile singasetshenziswa ukufeza izidingo zama-engeli ahlukene wokubuka.
2. I-telescopic isekela ukulungisa ukuphakama
3. I-Anti-slip pad anti-seismic buffer, ivikela ngempumelelo iselula