A few stuffs can be processed into poker cheating devices, because this needs a good concealment. And the cigarette box poker camera lens is a secret product which works together with poker scanner. This camera can match with any kinds of poker cheating system.
About the scanning distance, it is 20-44cm, if you want a longer distance, we make it to reach at 70 cm. And the scanning area is within 15 cm. There are two kinds of batteries: one is changeable cell and the other one is for electric charging. Any of them could support you play holdem longer enough to 5 hours.