High loudness alarms,Alarm is activated when the two pieces are separated. Applicable scope :Ideal entry warning for homes, apartments, mobile homes, dorms, offices, hotel rooms, garages, and more! Easily mounted to windows or doors with included mounting tape Suitable for home, office indoor use, not for balcony where has insolation or rain. Compact, wireless, easy to install. Powered by 2 pieces of AAA alkaline batteries. (Batteries are not included in the pack.) Magnetic sensor, door and window motion detector. Keep the distance between device and magnetic shorter than 10mm, and arrow aims to each other. Make sure one install in door/window, another one install in door/window frame, that to let them separate when the door/window is opening. Password release alarm Can be used to protect people against stealing.

Product Features

• Product Name : Door Entry Alarm;Model : WD-3607;Operating Temperature : -10 to +60 Degree
• Reserved Temperature : -20 to +70 Degree;Operating Humidity : 80%
• Powered By : 2 x AAA Battery(Not Included Here);Size(Approx) : 93 x 32x 21mm / 3.7″ x 1.3″ x 0.8″(L*W*H)5 x 14 x 15mm / 0.2″ x 0.6″ x 0.6″(L*W*H)
• Color : White;Housing Material : Plastic
• Weight : 38g;Package Content : 1 x Door Sensor Alarm1× Magnetic