Data scanner

Merely by waving the book scanner at printed text and images it can store them as information inside itself or translate the data to a computer. (TW: Everything Changes) Toshiko Sato, a particular admirer of the scanner, compared it to an iPod for books Despite Torchwood 3's policy that alien artefacts must never leave the Hub, Toshiko took the scanner out to experiment with it. (TW: Everything Changes, Torchwood website)

It has practically unlimited storage capacity. . Toshiko speculated that alien archeaologists used the scanner to record ancient writings. (Torchwood website)

It also had used as a lockpicking device. (TW: Cyberwoman).