Stores an insane amount of items (2 Billion) of one kind (4096 times more than a normal barrel).
Accepts automation of any kind. Has internal filter to prevent wrong items being inserted.
Accepts covers.
Does not require energy.
Right-click the block to check how many items are stored.
Left click to pull out 1 stack.
Right click with item you want to put in to put stack in.
Double right click to put all of that item in your inventory in.

Recipe :

Tip; By storing Nether Stars in a Quantum Chest, a single Quantum Chest can hold up to 200,000,000,000,000,000 potential EU!

Fun fact: you can store all of the cobblestone in over 11,000 chunks in a single quantum chest. It is, for all practical purposes, infinite. In case you are the sort of person who enjoys storing celestial bodies in your house, you would only need about 160 quantum chests to store the entire volume of the earth's moon.