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User’s Guide 4900426
Motion-Sensing Door
Chime/Alarm
Thank you for purchasing your Motion-Sensing
Door Chime/Alarm from RadioShack. Please
read this user’s guide before installing, setting up
and using your new door chime/alarm.
Package Contents
• Motion Sensor • Mounting Bracket
• Wall Anchors (2) • Screws (2)
• User’s Guide
Features
• Compact, portable, and easy to install
• Function either as a door chime or an
alarm
• Wide detection area, up to 30-foot radius
• Expandable with up to two external
hardwired magnetic sensors or passive
infrared (PIR) detectors to become a small
security alarm system
Install the Battery
1. Turn off your door
chime/alarm.
2. Gently remove the
mounting bracket from
the sensor and slide the
battery cover open.
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CHIME/OFF/
ALARM
3. Remove the supplied anchors and screws
from the battery compartment.
4. Connect a 9V battery
(not supplied) to the
battery connectors
and insert the
battery inside the
compartment.
5. Replace the battery
cover and bracket
back onto the sensor.
w Warning: After installing the battery, the
alarm or chime will sound for approximately 30
seconds the fi rst time you turn it on.
Battery Notes:
• Dispose of batteries promptly and
properly. Do not burn or bury them.
• Use only fresh batteries of the required
size and type.
• When the alarm sound weakens or the
LED fl ashes, replace the battery.
• If you do not plan to use your door chime/
alarm for an extended time, remove the
battery. Batteries can leak chemicals that
can damage electronic parts.
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