Solar cell panel tester Light instability nonuniformity (A grade) IEC60904-9 (A grade) Voc, ... ,Pm,Im,Vm,FF,EFF,Temp Solar Cell Module Panel Tester Products character• It adopts horizontal box and downwards light optics ... point (I-V Curve)Test parameterIsc,Voc,Pmax,Vm,Im,Ir,FF,EFF,Temp,Rs, RshPower source 220V/50Hz/2kWMachine installation1 ... : 1 Set2. A4 printer: 1 Set Solar Cell Module Panel Tester