Specification:
Bulb Type: CREE XM-L2 Bulb
Reflector: Aluminum alloy reflector
One mode: low，middle，high，strobe，sos
LED lifetime: Over 100，000 hours
Brightness:1800 lumens
Working voltage: 3.6V-18V
Light Color: White
Material: Aluminium
Size:  38mm x 26.5mm  (length x head diameter)
Weight: 14g

Features:
The outer spring is removable to fit certain flashlights
Suitable for :
UltraFire WF-501A， WF-501B，WF-501C， WF-501D，WF-501N， WF-502B， WF-502D， WF-503B，WF-504B
UniqueFire M2， UniqueFire R5
TrustFire S-R5
SureFire 6P，G2，9P

Package included:
1 x Bulb  (do not included the flashlight)