visible inching count down??

[gabriel1234]

when i use inching for many hours,i dont know where is in certain moment,can you build please this counter down???? and leave on principal button-have a lot of empty space and also please write more big

 

[gabriel1234]

someone can build this coundown?

 

[Evert]

How do you use inching for many hours? In the app the max time is 1 hour!