Dorcy 41-1644 Replacement Bulb, LED Lamp, 40 Lumens, 100,000 hr Average Life

The 40 Lumens, 4.5 to 6 V LED Replacement Bulb is the ideal way to upgrade your old flashlight. Operates with any 3 cell, 4 cell or 6 V lantern or flashlight. The bulb is a 10 years bulb and allows for 100,008 hrs of use before any change is required. Forty Lumens of light output provides greater value and visibility to older flashlights.