Unilite-Prosafe-PS-LL-Filter-Lenses-For-Lanterns-Unilite-PS-LLR-p-The-Uni Lite-Prosafe-PS-LL-filter-lenses-can-be-used-for-emergency-signalling-situations-&-other-applications-where-a-temporary-coloured-light-is-required-The-filters-fit-all-Uni Lite-lanterns-&-are-held-in-place-by-a-suction-cup-on-the-rear-of-the-lens-p-Unilite-PS-LLR-Prosafe-Red-Filter-Lens-For-Lantern