LED Load Resistor: 1.OEM 2.ISO 9001:2008 3.Prodcts ... Resistor,Gold Aluminum Resistor,250W High Power Voltage Wirewound Resistor,Load ResistorPower rating5W-500WResistance value0.01Ω-500KΩResistance tolerance0.1%, 0 ... appearance orstructural irregularity R≤±(3%+0.1Ω)Load lifePower rating,25 1000H,1.5H ON,0.5H OFFR≤±(5.0%+0.05 ... and packing .3. More details, please contact us. 50W LED Load Resistors