... , stay armed,remote armed10) Learning code,easy to learn and add the wireless sensors as your want11) Can ... PIR detector,------It use 9V battery,could last about 1 year.1 mini siren,1 Wireless door ... detector,------It use 12V battery,could last about 1 year.2 Remote controllers,------It use 12V ... battery,could last about 1 year.1 Built-in backup battery,1 ...