There aren't many, but they are there.
 

Control`s

In Gameplay
 
 
LMB = Select highlighted text (.
 
 
RMB = Open interaction menu (when hovering above a shelter object)
 
 
Q/E = You can cycle through shelter characters
 
 
W/A/S/D = Camera panning
 
 
Left CTRL = Toggle camera zoom
 
 
Left SHIFT = Increase speed
 
 
Tab = Slow down
 
 

 
 
G = Open/Close Statistical bar and Resource bar
 
 
C = Cancel a*signed job
 
 
M = Open map
 
 
SPACE = Focus on selected character / Confirm shelter re-arrangements
 
 
HOME = Toggle character automation
 
 
R = Accept incoming radio transmission

 
 
This is all we know about Sheltered 2 – Key Bindings, this post original url can be found here and possible new updated to.