Upgrade your standard 3D flashlights with Dorcy 3D - 3.6V, 0.75A Krypton Replacement Bulbs. These long-lasting bulbs are brighter and tougher than the competition, providing 200% more light output than regular bulbs. With a bayonet base design, changing and replacing them is a breeze. Each pack includes two bulbs for your convenience. Illuminate your surroundings with the superior performance of Dorcy Krypton bulbs. (Model: 41-1661) | Dorcy | | 3D Krypton Flashlight Bulb 3.6 V Bayonet Base (Case of 12) | Best Buy