Pretty Peacock Island - Gigantic Inflatable 6-Adult Party Lake Float

When using this item in sea water, what the best way to care for it after? Where is the best place to store it? How long can it last once cared for?

Can you use and air compressor to inflate it? If so, do you need a special attachment for the compressor hose end?

What are the dimensions once the item is inflated?

Thought it came with a pump guess not, recommendations on a good one?