(fencing) A device Utilized in electric powered fencing to detect whether a weapon has struck an opponent, which connects to your fencer's weapon by a spool and human body wire. It makes use of lights and sound to notify a hit, with different coloured lights for on target and off https://gabletoppak.com/chikkamagaluru-dc-to-declare-mullayyanagiri-hill-station-plastic-free-zone-on-world-earth-day/