Wsdcam Wireless Remote Door Alarm Windows Open Alarms Magnetic Sensor Pool Alarm for Kids Safety Home Security, 110 dB Loud (2 Alarms with 2 Remotes) Door alarm is triggered by magnetic sensor, suitable for windows and doors when opening, the alarm host makes an audible alert once the alarm host and magnet part was separated Wireless door alarm with 105 dB loud alarm sound can help to deter the intruder, wake or alert you if at home and possibly alert neighbors, also can use it as door open chime or pool alarm, helps notify you if visitors/children/dementia patients/pets or others are coming/going, and emergency alert system for the older/patients Door alarms with remote, wireless control range up to 49ft. Arm/Disarm/Panic/Doorbell 4 modes controlled by the remote. Great for home, business, apartment, hotel rooms, garage, RV, traveling, pool safety and kids safety Remotes can control two alarms at the same time, or individually control each alarm. DIY pairing as necessary. More alarms and remotes available for pairing Simple peel and stick installation. Battery can last longer, the window door alarm kit with low consumption 105 dB Loud Alarm 49 ft Wireless Remote Control 4 Modes --- Arm/Disarm/Panic/Doorbell Mode DIY Pairing --- One alarm can be paired with 8 remotes. One remote can be paired with 50 alarms Low Consumption --- Battery can last longer Easy to Install and Use 2* door alarm 2* door magnetic sensor 2* remote (battery included) 6* adhesive tape 1* use manual Clean the mounting surface. The double-sided adhesive tape on the bottom and then alarm is attached to the clean position Double-sided stickers magnets sensor next door or door frame.