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By certification 
Introduction:
(1)Distance: 30CM ----- 3METERS
(2Used for poker side scan,poker backside scan and poker computer scan system
Put hidden lens inside of water dispenser,it can scan backside marked cards.
The user can see what is the card it is through computer and TV.
Distance: Maximum 3 Meters.
The lens can adjust right,left,up and down. Also can adjust Zoom + and Zoom
(1)Distance: 30CM ----- 3METERS
(2Used for poker side scan,poker backside scan and poker computer scan system
Put hidden lens inside of water dispenser,it can scan backside marked cards.
The user can see what is the card it is through computer and TV.
Distance: Maximum 3 Meters.
The lens can adjust right,left,up and down. Also can adjust Zoom + and Zoom
