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Spacewriter Uses Light to Write Messages

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Written by Paul Strauss | June 3, 2007

Perfect for the raver crowd, this gadget lets you send messages through the air by using an array of rapidly flashing LEDs. As you wave the Spacewriter LTC123 in the air, the circuitry detects the movement and writes out a dot-matrix message that’s readable by onlookers.

Spacewriter LTC123 LED Text Messaging

The pocket-sized device costs £14.99 ($30 USD) and can store up to four messages at 30 characters each in its internal memory.

Spacewriter LTC123 LED Text Messaging Device

The Spacewriter comes with English and European character sets, as well as some funky special characters. It’ll also generate some pretty cool special effects if you choose not to move it in a straight line.