[Product Features] - Integrated and easy - Real-Time monitoring - Full automatic operation - Better needle set design - Vocal alarm message to user [Less Manual] - More automation Use Keithley   source meter to measure IV curve   [Tester Specifi cation] Item Description Unit Specifi cation Voltage Measurement Range V ± 42 Best Resolution μV 5 Best Accuracy % 0.02 Current Measurement Range A ± 5.25 Best Resolution pA 100 Best Accuracy % 0.035 Measure Item Isc, Voc, Im, Vm, Pm, FF, CR, ?   [Prober Specifi cation] Item Description Unit Specifi cation Working area For 4 inched Wafer (Auto Loader) mm 2400 x 2200 Chuck Planarization mm 0.01 X-axis Max travel stroke mm 240 Resolution μm 5 Y-axis Max travel stroke mm 220 Resolution μm 5 Z-axis Max travel stroke mm 8 Resolution μm 5 N-axis Max travel stroke mm 300 Resolution μm 5 θ-axis Rotation range Degree ± 30 Resolution Degree 0.01 Machine Vision Camera CCD Illumination Remote control Focus Manual adjustment Magnifi cation 1 x / 0.8x Alignment Auto alignment Utilities Machine Size (WxDxH mm 2250 x 500 x 1780