Size( mm ):  26 ( Diameter ) 
Net Weight( g ): 17 
Operating voltage: 9V

This bulb fits: Sure fire G3, 9P

                     Super fire P90 ( WF-501C )

                     Ultra fire WF-501C, 502C, 503C

                     Hugsby S3

Note: Before your purchase please make sure the bulb fits your flashlight