This short rod is six inches in length and looks like it is made out of a silvery metal that is burnished to a high sheen. The rod very slightly tapers and at its ends, its surface is a pattern of very intricate geometric facets with both protrusions and depressions. 

You have a +1 bonus to spell attacks and your spell save throw DC.

Attunement to this rod reveals it's command word, 'Fiat'. 

This segment of the rod allows grants the wielder power. While holding it, you can use an action to speak the command word and cast the haste spell from it. You can use this power once, and regain it after the next dawn. While attuned to this rod, you do not age. 

If you are a spellcaster, you can use this rod as an arcane focus.

Due to possessing one segment of the Rod of Law, you fall under its lawful influence and undergo the following effects:

Attunement to this rod has affects on your personality. You cannot abide disorder. You strive to keep yourself scrupulously neat and clean, and strive to keep your equipment and belongings in some kind of logical order. If given a chance, you strive to arrange any kind of disorderly collection of objects you encounter. 

You personal fastidiousness improves your Charisma by +1.

Your alignment becomes Lawful, however the good-evil part of your alignment becomes unchanged.

Notes: Bonus: Charisma Score, Bonus: Spell Save DC, Bonus: Spell Attacks