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Siren Alarm Bicycle Lock Anti-Theft Security

Siren Alarm Bicycle Lock Anti-Theft Security

$14.90 $32.00






  • Combines locking function with alarming function.

  • Built-in movement triggered alarm, which can emit loud sound when the lock is hit or shaken.

  • Adopts MCU core procedures, high-tech integrated circuit and digital sensor chip.

  • Can be set to two states: mechanical lock and alarm lock.

  • Low false alarm rate.

  • Low power consumption.

  • Can be used on door, window, bicycle, container, motor bike, tricycle, pull gate, garden, etc.

  • Corrosion resistant, waterproof and durable to use.

  • Powered by six button batteries.

  • Supplied with three keys, convenient to use.


  • When you place the shackle with groove into lock near key port, then the lock comes into alarming state.

  • When the shackle with groove is placed away from key port, the lock is just in the mechanical lock state.

  • Color: Black

  • Material: Zinc Alloy

  • Alarm Decibel: 110dB

  • Power Supplied By: 6 x AG13 Button Batteries (Included)

  • Lock Size: 7cm x 3.3cm x 9.8cm

  • Lock Weight: Approx. 338g

Package Contents

  • 1 x Alarm lock

  • 3 x Keys

  • 6 x AG13 Button Battery

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