Uses a 66 mm convex lens;Bigger lens provides a tighter beam and more distance;Good quality product

• Night Master Men's XSearcher Head with Convex Lens for 800 - Multi-Colour, 66 mm
• 66 mm
• Multi-Colour

Night Master Men's XSearcher Head with Convex Lens for 800 - Multi-Colour, 66 mmNight Master