Specifications include, but are not limited to: Handheld sized instrument 8mm spot size or smaller Small-spot collimator Field use requires battery power capabilities. Lab use requires corded power or battery power capabilities, depending on the scope and type of work. Therefore the instrument must be capable of operating via its cordless battery or while plugged in to the wall with its power cord Must include: 2 rechargeable batteries, 110 Volt battery charger with AC Adapter/transformer, and 110 Volt power cord with transformer Aiming camera Integrated display screen Automated filter control setting Analytical capacity Calibrations and calibration standards sufficient to analyze at minimum the following list of elements: Ag, Al, As, Ba, Br, Ca, Cd, Cl, Cr, Cu, Fe, Hg, Mn, Ni, Pb, Se, Sb, Sn, Tl, U, W, Z Non-calibrated, qualitative, elemental analysis spectral mode.