WMlife Flashlight Bulb LED 1000 Lumens Smooth Reflector T6 Single Mode 3.0-18V Drop-in - P60 Design: Ultrafire,Surefire, Hugsby , C2 G2 Z2 9P G3 S3 D2 Ultrafire 501B 502B Save batteries with 2-3 times the run-time over normal incandescent Extreme distance & tightly held beam Wide Voltage Range: 3.0V~18V. Never buy bulbs again - LED lifetime over 100,000 hours.MAX Lumens:900-1000lm Smooth reflector for extreme ilumination distance and tightly focused beam(Note:Whether to match your flashlight, please see the product description below the page)