For anyone tinkering with 12V or 24V electrical systems – this is a smart swap for those one-time fuses. These ZOOKOTO circuit breakers are rated for 50 amps and work on anything from 6V to 28V DC. The best feature? They reset themselves automatically after they cool down. No more digging for spare fuses when something trips. They've got a sturdy nylon/polycarbonate body, brass contacts, and a wide mounting bracket for easy installation with two screws. Perfect for protecting accessories on your car, truck, ATV, boat, RV, trailer, or stereo system. Each pack comes with two breakers, so you can wire up a couple of circuits. Just figure out what caused the overload, fix it, and you're back in business with a quick flick. Simple, reliable protection for your rides and projects.