Tensers Floating Disk

Casting Time: 1 Action Duration: 1 hour
Range: 30' Material: A drop of mercury
Creates a horizontal plane of force, 3' across and
1" thick, that floats 3' above the ground in an unoccupied space that you can see within range.
The disk can hold up to 500 pounds.
The disk is immobile while you are within 20 feet
of it. If you move more than 20' away from it,
the disk follows you so that it remains within 20
feet of you. It can more across uneven terrain, but
it can’t cross an elevation ch