ROBUST AND DURABLE Remote battery disconnector made of high quality material shell and pure copper wire, better contact, long service life, more than 5000, can extend the life of the car battery by 23.MORE CONVENIENT The wireless remote battery disconnector means you dont need to open the hood every time to turn on the power, just press the remote control button to disconnect your car, saving you a lot of time and trouble, and the remote control improves safety.EASY INSTALLATION No modifications required Step 1 Remove the negative power line from the vehicle.Attach the negative power line to the relay. Step 3 Attach the relay to the negative terminal of the battery. Step 4 Connect the red wire to the positive terminal of the battery. 12V battery disconnector means you dont have to open the hood every time to turn on the power, just press the remote key button to disconnect your car, saving you a lot of time.BETTER SAFETY Kill switch theft protection, eliminates all power consumption from the battery when the vehicle is not in use, safely disconnects the battery and protects the car from being stolen. Provides a reliable way to turn off electrical power during and protect batteries from excessive discharge, no more power leakage.WIDE APPLICATION The battery is small and spacesaving. 100A nominal currentKill switch suitable for all displacement cars, motorcycles, boats, , caravans, trucks and other engine applications with a 12 volt batteryColor blackMaterial ABSPackage contents1Car battery insulator2Remote control1Battery clamp1Accessory kitOnly the above package contents, other products are not included.Note Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowable measurement error is13cm.