it is about top 5 it devices.

2. Google Glass is an
optical head-mounted
display, that is designed
in the shape of a pair of
eyeglasses. It was developed
by Janco van der Merwe
with the mission of
producing a ubiquitous
computer. Google Glass
displayed information in a
smartphone-like hands-free
format

3. The 184 AAV has embedded
with Ehang fail safe system.
If any components
malfunction or disconnect,
the aircraft will immediately
land in the nearest possible
area to ensure safety. The
communication is encrypted
and each AAV has its
independent key.

4. A virtual reality headset provides
immersive virtual reality for the
wearer. VR headsets are widely
used with computer games but
they are also used in other
applications, including simulators
and trainers. They comprise a
stereoscopic head-mounted
display (providing separate
images for each eye), stereo
sound, and head motion tracking
sensors

5. An activity tracker or fittness
bands is a device or application
for monitoring and tracking
fitness-related metrics such as
distance walked or run, calorie
consumption, and in some cases
heartbeat and quality of sleep.
The term is now primarily used
for dedicated electronic
monitoring devices that are
synced, in many cases wirelessly,
to a computer or smartphone for
long-term data tracking, an
example of wearable technology.

6. A smart watch is a
computerized wristwatch
with functionality that goes
beyond timekeeping. While
early models can perform
basic tasks, such as
calculations, translations,
and game-playing, 2010s
smart watches are
effectively wearable
computers. Many run mobile
apps, using a mobile
operating system