Winner's Dice is a normal-looking western style die that can be set to force any number between one and six. 

The die is examinable and can be re-set to force a different number by simply placing it over a hidden gimmick for a few seconds. Making the die roll the force number will also require you to roll it over a different hidden gimmick that can be placed under a mat or built into the surface you have the die rolled on.

Some important points:
Die is examinable.
The spectator can throw the die.
There are no switches.
You can change the force number.
No electronics.

Comes complete with a gimmicked die, a setting gimmick, a catching gimmick, and a link to online instructions. Sold for entertainment purposes only.