Ancient Lifesigns Detector

Palm-sized Ancient computer capable of detecting a wide variety of life form readings, from Human to Wraith. John Sheppard and his team used these devices to hunt down a number of foes.
Technical Description:
Production-made clear plastic shell decorated with etched blue simulated circuitry, etched blue Ancient writing, blue simulated buttons on sides, clear blue decals to left of screen and around control pad, screen is framed in black paint with clear orange resin details and black triangles in the corners with yellow triangle decals on top, shell has a compartment inside to hold a PDA device, back is held on with three screws, inside is a silver iPAQ Pocket PC device, functionality is not verified, measures approx. 5.75in x 4in x 1in.