How to wake up your iPhone w/o touching any physical buttons

I'm using iPhone 5s and in my mobile its not working...

This only works if phone is connected to power.

Thanks so much man

Stupid!!!!!!!

Bro i phone 6 it is working or what..my version 12

He obviously has an iPhone 6s or later

I'm use with iPhone 6 plus
But I need double click to wake it.
How I switch it in setting