... . With class AAA light source, double probes touch between up and down,power controlled by a microcomputer,LCD screen display,Pulse ... pulse width can be adjusted,double flash for testing Rsh and Rs,and the combination of the sub-file.The perfect accurate ... 5V(max),Current10A(max) Data collect point8000, Temperature emendation ,0°C-80°C (automatic) Power supply220VAC, 10A, 50 Hz, 2Kw, single phase ...