The ornamental design for a personal ambientairtemperaturemodification device, as shown and described.
FIG. 1 is a front view of a personal ambient air temperature modification device;
FIG. 2 is a left side view of the personal ambient air temperature modification device;
FIG. 3 is a rear view of the personal ambient air temperature modification device;
FIG. 4 is a right side view of the personal ambient air temperature modification device;
FIG. 5 is a top plan view of the personal ambient air temperature modification device;
FIG. 6 is a bottom plan view of the personal ambient air temperature modification device; and;
FIG. 7 is a front isometric view of the personal ambient air temperature modification device.
The broken line showing of parts of the drawings is included for the purpose of illustrating use and environment and forms no part of the claimed design.