Description Window & Door Alarm Sensor for Home Security : SwitchBot Contact Sensor can detect the opening/closing of doors and windows, guarding security of the elderly, children, and pets. Motio…
TL;DR: Description Window & Door Alarm Sensor for Home Security : SwitchBot Contact Sensor can detect the opening/closing of doors and windows, guarding security of the elderly, children, and pets. Motion Sensor Detects Your Movements : With a motion detection range of up to almost 30 feet within 110°…
