Ruler tool in CST MWS

dear all 
Is there any tool in CST  that act as a ruler?
I want to measure some dimensiones of an object.
and I didn't find anything useful than information of  the additional information of  an object,but it's not a ruler it's just scale of some aspect of an object
and I really  need a ruler
do you know any other tool that act as a ruler.
thanks.

Pick Point, Pick Point...
要熟悉軟件操作啊……

yeah you are right
I used this option many times but ,I don'tpay attention to the differences of two point when I use pick point option
anyway thanks for your attention.