From Factory Entertainment. Factory Entertainment's TNG Medical Set Replica has been copied directly from surviving resources in the CBS archives to ensure accuracy! This 1:1 scale set replicates two iconic props used by 24th century physicians in Star Trek: The Next Generation. It consists of a Hypospray (with interchangeable vials) and a Hand Scanner. Both feature electronic light and/or sound effects and are crafted with heavy diecast metal bodies. Each numbered limited edition museum quality replica set comes with a wooden presentation case, cast metal plaque and a certificate of authenticity/prop story booklet and will make a fine addition to any Star Trek collection. The Hypospray and the Hand Scanner each operate on three LR44 batteries (included).