This doorbell can operate without touch the switch.
by Akshay Joseph
We can measure body temperature without contact with this device.
Project tutorial by Akshay Joseph
Just a normal mouse which will give you true feeling of gun firing in games.
Project tutorial by Teenenggr
What if the face mask can open up in safety, but shuts down when it sees people? You can even take a sip without taking it down.
Project showcase by ChenTheDesignMaker
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