Vintage 1995 Star Trek The Next Generation Electronic Tricorder Key Chain or Key Ring - Former Shop Counter Display. Released by IPI in 1995 as part of their series of Trek Keychains. This fantastic The Next Generation Electronic Key Ring features the Tricorder which the bottom opens to produce authentic sound and flashing lights, just like the ones used by Commander Data And Commander LaForge in the TV Series, but is only 1/4 the size measuring in at 8cms by 4cmx by 2.5cms. Former Shop Counter Display Item, spent many months in a shop counter display before being returned to the card and retired to the stock room for over 25 years. Mint condition item, tested and is in full working condition with new batteries installed. Adult Collectors Item For Ages 14-Up