... with the testing report from NIM, Sun Simualtor is for testing and sorting solar panels with high accuracy. BENEFITS: ... curve, Pm curve, I curve, V curve, and standard cells I curve;Test Parameters: Voc, Isc, Ipm, Vpm, Pmax, FF, Eff ... ≤±0.5%;LTI≤±1%Testing Data Uniformity: ±0.5%;Test Power range: 2W~250W;Testing range: Voltage:20V-60V- ... , 2Kw;FRESH MODEL IS DLSK-SOL7, PLEASE CONTACT ME FOR MORE DETAILS