Weight:1.5Kg Measurement Range:Na-U Item:economic handheld XRF analyzer for metal and mineral Detector:SDD detector resolution: 139eV Excitation source:X-ray tube, Ag target, end window, 50KV/100uA Battery:large capacity of 7800mAh which can keep 8 hours of working Screen:rotating 3.5 inch touch screen Detection limit:0.001%~0.01% Show More