Features:
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.
Low false alarm rate.
Low power consumption that can use for a long time.

Description:
Can be applied 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.

Specifications:
Head Dia.: 17mm
Wire length: approx. 43cm
Light color: Xenon White
LED life: 5-100000 hours
Material: High Quality Aluminum
Shell Color: Black

Package includes:
1 * Alarm lock
3 * Keys

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.