Heavy duty 'Make & Break' relay suitable for On/Off applications where the ability to switch a higher current from a low power source is needed. Normally Open configuration, the relay has an open circuit at rest. The integrated fixed bracket allows easy mounting. Can also be used as a split charging relay, simply wire the coil to an ignition feed or to a feed that becomes live when the alternator is charging. M6 studs are for the switched high current circuit and are supplied with lock washers and nuts Supplied Individually Voltage Rating: 12v Current Rating: 200A Max Terminal Configuration: None Standard Number Of Terminals: 4 Terminal Size: 2 x 6.3mm Male Lucar Terminals (Pins 85 & 86) - 2 x M6 Studs (Pins 30 & 87) Bracket Type: Fixed Mounting Hole Size: 6mm Dimensions LxWxH (Including Terminals): 45x45x60 mm color: Black Material: ABS+Metal Package Contents: 1X 12V 200A Normally Open 4 Pin Relay 1X User manual Only the above package content, other products are not included. Note: Light shooting 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. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!