The ornamental design for an adjustablelight, as shown and described.
FIG. 1 is a perspective view of the adjustable light showing the new ornamental design thereof having a pivotal housing and a plug removably attached thereto;
FIG. 2 is a side elevational view thereof, the left and right views being a mirror image;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a top plan view thereof,
FIG. 5 is a front view thereof;
FIG. 6 is a rear view thereof; and,
FIG. 7 is a perspective view of the adjustable light with the plug unattached from the housing.
The broken line showing of the light portion is included for the purpose of illustrating the light portion and forms no part of the claimed design.