
Defend your home front to back with this Ring Alarm motion detector 2-pack. The small devices attach easily to your walls with the included plates and connect with Ring Alarm base station (not included) to catch movement in your home. Easily monitored by phone or PC, this Ring Alarm motion detector 2-pack adds another layer of protection.
Q: Can these be used alone with ring or do you need the keypad and everything else?
A: The Ring Doorbell is for detecting activity outside. The keypad is for setting the alarm and the actual alarm box is for detecting the sensor activity. Yes you need the whole system .
Q: Can the motion sensor be turned off , while door sensors are still on. Or while alarm is on.
A: Yes you can change the settings for the individual sensors as to whether you want them to sense motion and go off on either armed and away or home and armed.
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Q: How do you change the battery?
A: There is a cover release button on the top, you can push it down with a small screwdriver and swing the cover off to access the battery.
A: No, this is not a camera.