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Sirens Pro +

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Sirens Pro +

An audible alarm.

Ideal for nocturnal girls self-defense use.

You can report your current location anytime to get help.

Support Apple Watch.

8 functions more than the free version
* Supports flashing while issuing an alarm.
* Support flashlight function.
* Support flashlight brightness, flash adjustment.
* Support flashlight SOS function.
* Supports 15 kinds of alarm sounds, suitable for more scenes.
* Support when using the headset still use an external speaker to play the alarm sound.
* Support and other App play together, so that will not be other App interrupt alarm sound.
* Support for the Today Widget, the right slide screen can quickly start the alarm, which saves time.

Continued use of GPS running in the background can dramatically decrease battery life.