This resistor designed with gold tone aluminum case, 50 watt power and 8 Ohm resistance value. The aluminum case has the screw tabs on it so you can tighten them against a chassis or heat sink for greater heat dissipation. Stable performance, extensive resistance, small size, high operating temperature and high ultimate voltage. Product Name: Aluminum Resistor Resistance Value: 8ohm Power Rating: 50W Resistance Tolerance: +/- 5% (J) Case size (not including labels): 5 x 1.7 x 1.5cm External Material: Aluminum Color: Gold Tone Net Weight: 144g Package content: 6 x Aluminum Resistors Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.