#PIDS #HALO #PERIMETERDEFENCE #SECURITY #EARLYDETECTION Sandfire Defence is excited to announce a new weapon in it's armoury against intruders. The HALO system by Sensurity is now being distributed in SA by ourselves and we believe it can make a real difference in the way early detection in perimeter intrusion takes place. The microwave fence offers a 200m line of sight microwave fence, completely invisible to intruders but sensitive enough to detect anyone walking, running o