The ornamental design for a usbflashdrive, as shown and described.
FIG. 1 is a top view of the USB flash drive.
FIG. 2 is a rear view of the USB flash drive.
FIG. 3 is right side view of the USB flash drive, the left being a mirror image thereof.
FIG. 4 is a front view of the USB flash drive.
FIG. 5 is top, rear, left side perspective of the USB flash drive.
FIG. 6 is a top, front, left side perspective of the USB flash drive.
FIG. 7 is a top, right side perspective of the USB flash drive with the carabiner in open position and USB dual connector rotated 180 degrees showing USB-A connector; and,
FIG. 8 is a top, left side perspective of the USB flash drive with a USB dual connector rotated 90 degrees showing both USB-A and USB-C connectors.