Universal disc brake lock with alarm for almost all engines. The best motorcycle lock from the Oxford range and very easy to use. The siren of the alarm is 100 decibels. It is almost impossible to sabotage the alarm module.
If the lock is open then the alarm module can easily be removed. This is done by only removing an Allen screw with a hex key. This is convenient for replacing the batteries when they are empty. The module has an expected life of 5 years. Should it ever go wrong then you can order a new one and replace it within a few minutes.
The lock is compact and easy to transport. Furthermore, it is waterproof, resistant to vibrations, freezing cold and heat. Comes with batteries.