Black Waterproof Siren Alarm Padlock

Comes with a small and large lock piece to suit your needs.

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.(Ntombi)Best Trader
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.
Material: Zinc alloy
Alarm decibel: 110dB

What's in the box
1 x Alarm lock
3 x Keys
1 x Small Metal Piece
1 x Large Metal Piece