What is it? Name the object

Name the object   I have hands that wave at you, Though I never say goodbye. It’s cool for you to be with me, Especially when I say, “HI.” What am I?   Logical Riddles…

Name the object   From the beginning of eternity to the end of time and space. To the beginning of every end and the end of every place.   Logical Riddles   What can be…