Mengshen Smart Wireless Remote Control Bike Bicycle Alarm Siren Shock Vibration Sensor Cycling Lock Anti-theft Guard Burglar Alarm MS-Z04;

Super loud and easily anti-theft. Prevent your shop, office, home, car, bicycle, etc. from thefts.
Convenient to operate and install with several screws.
Wireless vibration alarm with infrared remote controller.
More than 10 meters effective induction distance of remote control and alarm terminal, up to 30 meters in open area.
How to use:
1. Press the red button A which will beep once to set up defences.
2. Press the grey button B which will beep twice to cancel the anti-theft function .

Alarm Size:9.5x6x3.8cm
Alarm powered by 1pc 6F22 9V battery (not included)
Remote controller powered by 1pc L828 battery(included)

Package includes:
1 x Vibration Alarm
1 x Remote Controller