We have covered various Netatmo products here in the past. Netatmo tags are security sensors that let you monitor your doors and windows. They detect any vibration to alert you before an intrusion happens. They also let you know when you have left a window or door open.
These tags have a range of 260 feet. They are waterproof for outdoor use. You will need the Netatmo Welcome camera to use these. Costs under $100.