This is an attachment for PD LD Series flashlights which owns outstanding filtration ability to maintain strong red light only. With its high penetrability for fog and smoke, it could be used as signal lamp or weft when necessary.
Easily attaches to most Fenix flashlights to filter through red light
Red light works great for emergency and relief signals, and it easily penetrates fog and smoke
Uses a toughened ultra-clear glass lens with anti-reflective coating that provides heat resistance and maximum light penetrability
Practical, intuitive, anti-roll design
Size: 18 x 26mm/0.7 x 1.0in(H x Dia.)
* 1 x Filter Adapter