... cell tester and sorter. With class AAA light source, double probes touch between up and down,power controlled by a microcomputer,LCD screen display ... .Use pure quartz filter;3.Graph display: I-V curve, Pm curve, I curve, V curve, and standard cells I curve;4 ... in one testing cycleCONFIGURATION:With the machine, there is 1 computer, 1 laser printer, 1 set of software, 1 Xenon lamp ...