Are you looking for a suitable alarm brake disc lock? Come and take a look at our products. Our alarm brake disc lock has a movement and shock sensor function, which emits a 110 decibel alarm sound and can quickly attract the attention of passersby. Whether it's a motorcycle, bicycle, or anything else, as long as the thickness of its brake disc is less than 6mm, it's suitable for our lock. We can use a allen wrench to quickly replace the battery. See more

Replaceable batteries: Our alarm disc lock is powered by batteries and can be used continuously for several months. When you hear a continuous "Ge" sound or an alarm sound that is too short, it means that the battery energy will be depleted. You can use the provided allen wrench to unscrew the screw and replace the battery. Simple operation: You only need to lightly press the lock to easily lock it. Alarm disc lock comes with two keys, so you don't have to worry about losing them. Our alarm disc lock can also be used as a regular lock when there is a battery supply. Thanks to the user manual, you can also quickly understand the functions of our product. High compatibility: Alarm disc lock is suitable for most motorcycles and bicycles with disc brakes, with brake disc thickness less than 6mm and cross drilled holes. Alarm disc lock is applicable to motorcycles, moped, mountain bikes, electric vehicles, bicycles, etc. 110 db alarm system: Alarm disc lock has movement and shock sensor. When the lock and the vehicle vibrate, the lock will emit three alarm sounds. When the lock vibrates again, if you unlock it without the key in a timely manner, the lock will emit a continuous 10 second alarm sound. A 110 decibel alarm sound can not only deter thieves but also attract everyone's attention. High quality materials: The alarm disc lock is made of aluminum alloy, which is waterproof, cutting resistant, and corrosion-resistant. It can withstand different weather conditions and provide you with long-term outdoor services. The surface of the alarm disc lock is specially treated, smooth and free of burrs, which is very user-friendly for users.