Fenix AD302B, Filter Adapter Blue, Fits TK11, TK12
The Fenix Flashlight Filter Adapters easily attaches to most Fenix LED flashlights to filter through blue light. This must-have Fenix LED flashlight accessory works great for emergency and relief signals, and it easily penetrates fog and smoke. Utilizing a tough, ultra-clear glass lens with anti-reflective coating, the filter provides extreme heat resistance and maximum light penetrability.
Fits: TK11, TK12