(fencing) A tool Employed in electric powered fencing to detect no matter if a weapon has struck an opponent, which connects to some fencer's weapon by a spool and body wire. It uses lights and seem to inform a hit, with unique coloured lights for on concentrate on and off https://gabletoppak.com/reducing-microplastics-why-gable-top-cartons-are-better-than-plastic-water-bottles/