Specification: Terminal Number: 4 Voltage: DC 12V Amp: 200A Color: Black Total Size: 7.5x4.4x4.4cm / 2.95"x1.73"x1.73"(L*W*H) Relay Hole Diameter: 6.6mm / 0.26" Thread Size: M6x1.0 Blue Terminal Connector Pin Number: 2 Copper Tone Terminal Connector Hole Diameter: 6mm / 0.24" Copper Tone Terminal Connector Size: 3x1.3cm / 1.18"x0.51"(L*W) 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-To be connected to the ground chassis. 86-To be connected to a positive input 12V DC input. 87-Normally open contact, also known as NO. 30-Common contact which can be connected to a 12V DC power input or to the ground chassis depending on the desired application. 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 2 x Blue Terminal Connectors 2 x Copper Tone Terminal Connectors 2 x Red Protector