Guardian 100 functions as laptop, or, by rotating display up to 180 deg, transforms into tablet PC slate. It has sunlight-readable 10.4 or 12.1 in. wide-screen display, magnesium alloy case sealed to IP54, and shock-mounted removable 120 or 160 GB serial HDD. Energy-efficient Intel Core Duo processor allows quiet, fanless operation. It includes GbE, integrated GPS, wireless PAN/WAN, SD card reader, and waterproof reversible camera.