This 3 Watt light bulb is a great upgrade your flashlight!
High power and a high lumen rate (**0lm) will allow you to replace
the old light bulb in your flashlight, thus extending the battery
life! Indeed, LED lights consume much less power than the standard
incandescent bulbs or gas-bulbs in Mag-lite flashlights, and it
will let you save on the purchase of new batteries! Wide voltage
range of this bulb allows its use in many Mag-lite flashlights -
from 3 to 6 cells of both D type and C type! A high lumen rate
guarantees that your flashlight will be even brighter than it used
to be! Ideally for long time operation, like camping, hunting,
mining and other longtime operation!