Features:

• CREE Q5 LED generates nearly 200 lumens of blinding white light
• Tactically switching mode: click-on / off tailcap
• Comes with the second generation of pressure activated tape switch
• White-light and strobe output version
• Securely attaches to any Mil-Spec Picatinny rail in seconds
• Batteries: 1*CR123A(3.0V) Battery (not included)
• May not come with markings

Note:
DO NOT use 16340(3.7V) battery as it may cause damage of circuit.
Batteries are NOT included for this item.