a problem about time frome for the "Spoutnik"

 

I had seem the rule for the Spoutnik 1.1.

and had some questions need to ask:

Spoutnik just usded in 1 hour TF?

Spoutnik suit for other TF? for example 15minute and 30minute.

if Spoutnik no suit for other TF,why?

can we amend the parameter?

because 1 HOUR TF is so long for me .......

who can help me answer this? thanks.....

Reason: