div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: Intruder Alarm Systems Security Products Arrowhead · an optional extra part#B-BSR Features Startstop inputs pedestrian input driveway light trigger feature 1224V electric src=https:reader033vdocumentsmxreader033viewer20220430075f9281828f2c1833b614f36dhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv