Use the self adhesive pad enclosed with your pack and attach the larger wireless sensor to your window or door and the smaller sensor to the frame the hive window or door sensor alerts you if your window or door has been opened or closed when youre away from home the hive window or door sensor alerts you if your window or door has been opened or closed when youre away from home sends an alert to your smartphone if your window or door has been opened or closed you can choose to turn ale