Use portable SIR-3000 Structurescan to expedite search-and-rescue missions or serve law-enforcement needs. Draws on the technology of ground-penetrating radar. Can detect people breathing behind walls, beneath rubble, or trapped under ground. Ideal for locating victims of landslides, avalanches, or collapsed buildings. Also detects exact location of targets to eliminate risks involved with security operations. Includes high-resolution screen that remains readable in daylight. Control unit measures 12 by 8 by 3 ins. Antenna is 12 by 12 by 8 ins.