Specification: Pin Number: 5 Voltage: DC 12V Amp: 40A Color: Black Total Size: 20x4.3x3.6cm / 7.87"x1.69"x1.42"(L*W*H) Wire Length: 12cm / 4.72" Hole Diameter: 6.4mm / 0.25" Material: Plastic, Metal Fitment:Suitable for cars and motorcycles.Installation Method: Easy to install, directly replace your old or broken fuse relay switch. Connection: 85 - Connected to the Coil, Ground, 30 - Connected to the common connection to NO & NC terminals, 86 - Connected to the Coil, Trigger, 87 - Connected to the Normally Open (N/O), 87 - Connected to the Normally Closed (N/C). It is recommended to confirm the model, appearance, and function before placing an order. Note: Make sure this is the correct relay replacement your car need before purchase. Package Included:1 x Car Relay