Dorcy 3D – 3.6V, 0.75A Krypton Replacement Bulbs fit all standard 3D flashlights. Made to last, Dorcy krypton bulbs are brighter and tougher than the competition. These bulbs produce 200% more light output than a regular bulb. A miniature flange base design makes them easy to change and replace in any light. Two per pack. (41-1661)