[admin@MikroTik] > /system/health print 
Columns: NAME, VALUE, TYPE
#  NAME                 VALUE  TYPE
0  poe-out-consumption  10.7   W   
1  cpu-temperature      52     C   
2  board-temperature1   51     C   
3  jack-voltage         0      V   
4  2pin-voltage         25     V   
5  poe-in-voltage       46.3   V   
[admin@MikroTik] > 

[admin@MikroTik] > system/health/print
Columns: NAME, VALUE, TYPE
 #  NAME                VALUE  TYPE
 0  power-consumption   50.8   W  
 1  cpu-temperature     43     C  
 2  fan1-speed          5654   RPM
 3  fan2-speed          5825   RPM
 4  fan3-speed          5800   RPM
 5  fan4-speed          5750   RPM
 6  board-temperature1  29     C  
 7  board-temperature2  28     C  
 8  psu1-voltage        0      V  
 9  psu2-voltage        12.1   V  
10  psu1-current        0      A  
11  psu2-current        4.2    A