... A grade instability degree of irradiation6. A grade test error7. A grade repeat test error8. Pneumatic and buffering contact, Front probe contact ... of electrical properties≤1%[A]≤2%Single flash time10ms~30ms10msEffective test range200×200mm/0.1W-5WMeasuring voltage0-0.8V(resolution ... 1mV)Measuring current0-20A(resolution 1mA)Test parametersIsc,Voc,Pmax,Vm,ImFF,EFF,Temp,Rs,RshOptions ...