GOTRAYS Wireless Home Alarm, Door and Window Alarm 4 Modes Wireless Magnetic Sensor for Home Security System Child Safety (2 Pack)

Door and Window Contact Sensor: This magnetic door and window alarm will emit a 110dB loudness bell when the door is opened. It can prevent your children from sneaking out. And it is a perfect anti-theft wireless security magnetic alarm for child safety, home security, garage security, mailbox security and business security. 4 Alarm Modes: It has 4 alarm modes: #1 Ordinary Alarm Mode (the alarm will ring for 1 minute if the door is opened); #2 Wireless Doorbell Mode (“Ding dong”, rings once as a welcome tone); #3 Alarm and Stop Mode (rings loudly if the door is opened, and it will stop as soon as your door is closed); #4 Door Close Reminder Mode ("Di Di"), from bottom to top, it will remind you with a repeated sound until the door is closed) Easy to Install: This home/window alarm security kit comes with self-adhesive pads, so no tools are needed, just stick the sensor and alarm on the door or window. It can also be used as a door stop alarm, pool door alarm, garage door alarm or