Alarm Lock Anti-Theft Security

★Note★:
●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.
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★Features★:
●Locking & alarming function.
●Can emit loud sound when the lock is hit or shaken.
●Adopts MCU core procedures.
●Two states: mechanical lock and alarm.
●Low false alarm rate.
●Low power consumption.
●Occasion: door, window, bicycle, container, motor bike, tricycle, pull gate, garden, etc.
●Corrosion resistant, waterproof.
●Battery: six button batteries.
●Supplied with three keys.
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★Specifications★:
●Color: black
●Material: zinc alloy
●Alarm decibel: 120dB
●Power supplied by: 6 * AG13 button batteries
●Lock size: 7 * 3.3 * 9.8cm/ 2.7 * 1.3 * 3.8in
●Lock weight: 313g/ 11oz
●Package size: 17 * 13.5 * 4.2cm/ 6.7 * 5.3 * 1.6in
●Package weight: 374g/ 13.2oz
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★Packing list★:
●1 * Alarm lock
●3 * Keys