SCORE!! Hurry over to Best Buy and snag one of these Samsung SmartThings ADT Motion Detectors for Only $4.99! (Reg. $40). Initiate optional ADT professional monitoring services when an intrusion is detected in your home. Receive alerts if there’s unexpected movement. Set lights and other connected devices to turn on and off as people come and go. Requires an ADT Security Hub, plus one or more compatible ADT devices. ADT professional monitoring services may not be available in all areas and may require permitting or additional service fees.