SUREFIRE conversion kit "LumaMax" LED lamp head KL4 for E2E
"LumaMax" Luxeon LED head, 5 watt, hard anodized (aerospace aluminum), includes voltage regulator, white shadowless LED light (full spectrum), screw on instead of standard head.
For SureFire E2E:
Light output: 60 lumens
Operating time with full set of batteries: full light for one hour, then even weaker light for approx. 3 hours.