【With Remote Control】The door alarm sensor comes with a remote control, you can use it to arm and disarm the door alarm, and set up disarming, arming, ringing, alarming and emergency, the maximum control distance is 15m without interference. 【Easy to Install】Window alarm sensors equipped with double-sided adhesive tape specially designed and installed for the magnetic door anti-theft, so no tools are required, just stick the adhesive tape on the back of the alarm and magnetic strip, then stick the alarm and magnetic strip on the door or window. 【130dB Loud Alarm】Door and window alarm built in a high-volume alarm horn, a 130-decibel alarm will sound when the door or window opens, this sound can scare the thief away with force, prevent children and babies from going out of the house secretly, protecting your home or office whether you are inside or outside. 【3 Alarm Modes】The door window alarm system has 3 alarm modes, they are doorbell mode, anti-theft mode and reminder mode, they have