Specification:Product name: Battery Disconnect SwitchWorking voltage: 12VType A:Size: 7.43 x 4.5 x 4.5cm/2.93 x 1.77 x 1.77 inRated current: 120ACoil power: 1.8WCoil resistance: 80 ohmType B&C:Working current: 200AInstantaneous current: 500AParts List:Type A:1 x Relay SwitchType B:2 x Copper Nut 2 x Battery Clip 1 x Copper Nose 2 x Remote Control 1 x Antenna 2 x Connecting Cable 2 x Bra GasketType C:2 x Copper Nut 2 x Battery Clip 1 x Copper Nose 1 x Remote Control 1 x Antenna 2 x Connecting Cable 2 x Bra GasketFeatures:[Safe & Reliable] The continuous duty relay adopts pure copper inner core to ensure strong conductivity, low point lo and good ductility. High-quality materials and precise design make relays safer to use.[Easy To Install] The relay switch is easy to install even you are beginners, and it does not need other additional tool. Please be careful not to exceed the rated power, so as not to damage the relay or cause other dangers.[Wide Application] The starter relay is widely used for split charging in most 12V applications, suitable for car, truck, marine, boat and more, perfect for automobile field, household appliances and mechanical automation.Note:1.There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color.2.Please allow slight dimension difference due to manual measurement.