The Block of Redstone works like a normal redstone wire except they can be placed on walls, they are also unaffected by obstructions.
Redstone Dust in a 3 X 3 grid.
- Can be placed on walls and ceilings.
- can be placed underwater.
- unaffected by obstructions.
- other redstone items cannot be placed on it, except other Redstone Blocks.
- Can be stolen by Endermen.
- Takes up map spaces.
- Requires a lot of Redstone Dusts.