Bluetooth Bike Lock Alarm 110dB Universal Security Smart Bike Alarm Lock System Anti-Theft Vibration Alarm for Bicycle Motorcycle Door Gate Lock, APP Control

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• Bluetooth bike lock alarm, easy to connect between the lock alarm and the phone over Bluetooth. Instantly lock/unlock your bike without key, you get the convenience of not having to carry a key and won't have to worry about losing your key
• Bike lock with alarm triggered by vibration, deterring thieves effectively by 110dB loud alarm. NOTE: Alarm goes off ONLY when disconnected to the app (your phone far away from the lock or disconnected your Bluetooth). Avoid noise to you in a safe range. Suitable for Bikes, Motorcycles, Vehicle, Doors, Windows, Gate, or anything you wish to protect
• Smart alarm lock with auto-unlock function that unlock automatically when connected to the app, therefore the lock will auto unlock when you approach. You can set the function on or off as you need Alarm cable lock made of braided steel and PVC coating, Cable
• IP55 waterproof anti theft alarm lock, don’t worry about the alarm on rainy days. We provide one year limited warranty. If you have any question, just email us for free customer service