"COMPACT LIGHTWEIGHT SELF CONTAINED PORTABLE DEVICE, AND IS DESIGNED FOR FIELD USE IN THE NON DESTRUCTIVE INSPECTION OF MATERIALS SUCH AS METALS, PLASAICS, CERAMICS, ETC. THIS ITEM IS BATTERY POWERED AND HAS SELF RECHARGING CAPABILITY WITH A BACKLIT LCD DISPLAY, PHYSICAL CHARACTERISTICS; LENGHT 26 INCHES, WIDTH 19 INCHES, HEIGHT 15 INCHES, WEIGHT 20 POUNDS, CUBE 4.3 CUBIC FEET"