Router#sho env all
Power Supplies:
        Power Supply 1 is empty.
        Power Supply 2 is Zytek AC Power Supply. Unit is on.

Temperature readings:
        I/O Cont Inlet   measured at 21C/69F
        I/O Cont Outlet  measured at 23C/73F
        NPE Inlet        measured at 24C/75F
        NPE Outlet       measured at 25C/77F

Voltage readings:
        +3.45 V       measured at +3.43 V
        +5.15 V       measured at +5.21 V
        +12.15 V      measured at +12.24 V
        -11.95 V      measured at -11.76 V

Envm stats saved 7 time(s) since reload