Door and Window Alarm with Remote Control 130dB Loud Alarm The alarm can effectively prevent intruders from entering your doors and windows and alert your neighbors of possible break-ins 4 Alarm Modes Multiple alarm modes provide a wider range of uses: 30-second burglar alarm; second alarm; doorbell sound; Di-Di repeat alarm (intermittent sound) Low Battery Reminder When the battery is low, the doorbell will sound an alarm. Remind you to replace the battery in time Easy to Install This burglar alarm is easy to install with adhesive, stick it on the window or door and you're done! Widely Used Ideal for homes, businesses, offices, apartments, dorms, garages and anywhere you want to protect 1. Make sure the gap between the alarm and the magnetic part is less than 1.5cm 2. Press the indoor button for 2 seconds, the light will turn on after power on, press any button on the remote control and hear a "beep", indicating that the remote control is connected. Press the indoor button for 8