Lie detector is a really fun game to play with a group friends, especially for party game, it detects lies by shocking, when your friend who lies, it will shock; Cool way to make you sweat bullets. Fun for person thinking of crazy questions. To the person squirming trying to answer; The "shock" isn't very intense but it is enough to make you jump a little. It's more the nervous anticipation that makes the game fun; 6 persons are perfect to play with, put your finger into the small, light random rotation, when the voice sobbing sopped when the indicator light which refers to the game player, "Loser" fingers will be a shock; Great Party Gift for friends, family, it's a hit with kids and friends.