ITEM NAME:Waterproof Motorcycle Alarm Lock Bcycle Disc Brake Security Anti-theft Lock #JT1 Product Description Description: Waterproof Motorcycle Alarm Lock Bcycle Disc Brake Security Anti-theft Alarm Lock Features: 1. Easy to use, push the block down. 2. Built-in alarm, automatic alarm reset. 3. Waterproof design, never afraid of wind and rain. 4. Safe and convenient. 5. Vibration, shock, movement or vibration sensors. 6. Automatically alert when it is touched or tampered with in any way. 7. Corrosion resistance, vibration, weather resistance and physical damage. 8. Brake discs for motorcycles, motorcycles, bicycles, battery cars, motorcycles, etc. Specifications: Material: zinc alloy Colour: Black Size: 86mm*70mm*30mm/3.38*2.75*1.18'' Net weight: 320g Gross weight: 320g Loudness alarm: 110 decibels Notes: Please allow 1-3cm differs due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding. Included: 1 x Alarm Lock.Built-in alarm, automatic alarm reset. Waterproof design, never afraid of wind and rain. Included: 1 x Alarm Lock. Loudness alarm: 110 decibels. Automatically alert when it is touched or tampered with in any way.