-Plug and Play! Functions like the original home button except for NO TOUCH ID.
-No need to connect FPC
-No Bluetooth connection required
-No need to change charging port flex cable
-No need to disassemble the motherboard
-Headphone and other functions won’t be effected
-Low power consumption
Yes, although the button function will be restored to its former glory (including Siri and double-tap) the Touch ID still won't function.