Small, Lightweight, accurate, easily stored – just slide the bubble
level cube into your cameras hot shoe. Together with a tripod, horizons
are easily leveled. This 3-Axis Spirit/Bubble Level makes it easy to
line up great shots. Simply put it into the camera's hot shoe/flash
mount and check the three bubbles. All lined up? Shoot! Fits most
standard flash mounts on SLR or DSLR cameras.