Anti-theft design: High quality sturdy metal disc brake and advanced smooth cutting technology make the brake lock more durable, prevent lever opening and violence Premium Material: Scooter disc brake lock with booster cable is made of high quality Alloy that is waterproof, rustproof and weatherproof. Regardless of rain or wet weather, it will not affect normal use and ensure long service life. Comes with jumper cable: Matching jumper rope makes it safer. And also remind you to remove the disc lock when you leave your beloved scooter. Prevents possible damage caused by driving with the driving lock activated. One-push operation: Protects your beloved scooter, easy to lock with just one push. It is more convenient to keep your belongings safe. High strength, light and compact, lightweight and easy to carry. You can keep it in your pocket or in a bag. Universal: This disc lock fits most electric scooters, 5mm diameter fits most disc brakes. Security for your personal belongings like Xiaomi Mijia M365, Ninebot ES Series Scooter.