Our CVK 400 poker analyzer is the best cheating device for many poker games. A mini built-in scanning camera inside of CVK 400 poker analyzer can help you to scan invisible bar-codes on the marked cards. It can let you know who is the biggest winner and the ranks of all players. You can know in advance who is the best and second best poker hand with this CVK 400 poker analyzer. You just need to set the poker analyzer for whatever kind of card game results you want to know in advance.