[Expired]Ring - Alarm Contact Sensor (2 pack) - White

• Best Buy offers the Ring - Alarm Contact Sensor (2 pack) - White for $29.99.
• Free shipping.

Features: Arm your windows and doors with extra security with this Ring Alarm Contact Sensor 2-pack. The easy-to-install monitors sense when a door or window opens, sending an alert directly to your phone or PC with a compatible app. This Ring Alarm Contact Sensor 2 pack works in tandem with Ring Alarm base station (not included) to secure your home.