The SimpliSafe Motion Sensor is a highly-rated and reliable motion detector that is compatible with the SimpliSafe home security system. This motion sensor uses passive infrared technology to detect motion and can cover an area of up to 30 feet. It is designed to be pet-friendly, meaning it can distinguish between human and pet movement, reducing false alarms. The SimpliSafe Motion Sensor is battery-powered and can last up to five years on a single set of batteries. It is easy to install, with adhesive tape included for quick mounting on walls or ceilings. With the SimpliSafe mobile app, you can receive instant alerts on your smartphone whenever motion is detected, allowing you to stay connected and in control of your home security. The SimpliSafe Motion Sensor is a trusted choice for those looking for a reliable and user-friendly motion detector for their home or office.