It is heavy duty which can work under pressure for years to come.
It is DIY there is no need to wait for outside contractors, so
whenever the rooms are available it can be installed by hotel staff,
no matter what time it is.
One size fits all, so there is no need to use multi devices and get confused.
One size fits all, so there is no need to store a few units of each devices, but a few units of Silky Rider,
A few can be stored, in case of any needs to be changed, so the hotel rooms will never be out of order.