Specifications: Item Name: Aluminum Resistor External Material : Aluminum Color: Silver Quantity: 1 piece Resistance Value: 1ohm-500ohm Resistance Tolerance: ±5% (J) Rated Power : 1000W Overall Size: about 10 x4 x 2cm / ( LxWxT ) Cable Size: about 35cmx3mm ( Length x Diameter) Attention: Different prices different parameters!! If you need anyother resistance or Rated Power please contact us.