Features:
1. Solid lock core: This motorcycle wheel lock uses a solid zinc alloy lock core, which is not easily damaged. Using self-developed lock cylinder and special key design, the security performance is better than ordinary round hole keys of other brands. The lock cylinder is waterproof and dustproof, which can support the motorcycle lock to perform well in different weather conditions.
2. Anti-theft alarm lock: The alarm panel lock allows you to protect your beloved motorcycle or bicycle when parking outdoors or at home. When the alarm panel senses any vibration or shock when positioned, it automatically activates an alarm of up to 110db.
3. High-quality waterproof: The alarm panel lock adopts high-grade heavy-duty steel body, making the alarm brake lock more durable. The 7mm locking pin is super strong and practical. Forged steel is waterproof, rust-proof, and weather-resistant, and can work normally in rainy days.
4. One-key operation: The disc brake lock is set for one-key operation, just press the button and make a "DU" sound to enter the alarm state. Works by locking disc brakes to help stop vehicle movement and keep your belongings safe.
5. Wide application: This is a security anti-theft disc brake lock, suitable for various vehicles with disc brakes up to 7mm: motorcycles, electric vehicles, bicycles, motorcycles, scooters, etc.

Parameter:
Product name: Disc brake alarm lock
Main material: zinc alloy
Product color: black, red (optional)
Product size: approx. 90x68x33 mm/3.54x2.67x1.29 inches
Product net weight: about 255 grams
Battery: 6 button batteries (built-in)

Instructions for use:
Press the lock cylinder and the lock will be locked. When you hear the sound of "DU", it means it has entered the alarm state. After 5 seconds, when the lock or the vehicle vibrates, the lock will emit an alarm sound of "DU DU DU" three times. When the lock vibrates again, after 5 seconds, an alarm will sound, and the alarm will continue to vibrate. Each alarm lasts for 10 seconds. It takes 5 seconds to open the lock, and if the lock cannot be opened, an alarm will sound. Use the key to open the lock, The alarm stops immediately.
Replacement battery:
When you hear a continuous sound of "quack, quack, quack..." or the alarm sound is less than 10 seconds and stops immediately, it indicates that the battery is about to be exhausted and needs to be replaced. Please use the included wrench to unscrew the four screws, remove the top cover and replace the battery. Please note the positive "+" and negative "-" terminals.

Package include:
Bicycle lock*1
Reminder rope*1

Note
1. Please allow a bit error due to manual measurement. please make sure you do not mind before you bid.
2. The color may have different as the difference display, please understand.