Delivered Damaged
The item is broken and it looks like this damage probably happened during shipping.

Faulty (Not Used)
The product is not switching on or not doing what it should be doing. Any breakage is probably not caused by shipping.

Faulty (Used)
It worked perfectly when it first arrived, but it is suddenly not doing its job.

I don't want it
The item is not what you had in mind or you ordered the wrong thing.