Keyword tested on an older Mac laptop. Pairs well, I know that it is harder to pair it with newer model computers. Please check if this keyboard will pair with your computer before buying.

Scratches on the back of board.

Keyboard need 4AA batteries, not included.

Space bar sometimes does not work if not pressed on the middle. If it is pressed too hard on the sides it gets stuck. It can easily get unstuck by hitting the middle.