Arms and disarms AAA+ Home Smart Center security system Additional keypad for a second entrance Instant panic button sends silent alert Essential Info Alarm systems shouldn't limit you to using a single entrance to your home. By installing a wireless Keypad Control for AAA+ at your back door or garage entry, you'll be able to enter and leave your home from any door you like, arming the AAA+ Home Smart Center security system as usual. The AAA+ Home Smart Center is sold separately. This Keypad Control can also be used to arm and disarm the Audio Alarm for AAA+ (sold separately). What's Included Keypad 2 lithium 3-volt batteries Mounting hardware Mounting template Instructions