About the WADSN brand:

WADSN is a Chinese supplier of quality functional replicas of military accessories, primarily weapon accessories such as flashlights, lasers and mounts. Thanks to the high quality and precise processing, the replicas can hardly be distinguished from the originals. All this for very reasonable prices. Assembling your ideal weapon has never been easier!

About the product:

-Powered by Two CR2016 Battery (Not Included)
-Metal Flexible Tube for Various Position
-Rotatable Backet
-Four Backets Adapator Included (MICH Helmet/Molle Clip/20mm /OPS ARC-ACH Helmet)

Specifitation:

-Ultra Light Weight LED Lighting System with 2 Level Output (High/Low) White LED + 1 Level IR LED + 1 Level Color LED
-Off --> Press Once (Low White Light) -->Press Twice within 1 Sec (High White Light) --> Press and Hold for 2 Sec (Color) ---> Press and hold for 2 Sec (IR)
-In anytime,Press once will Off the Light
-Off--> Press and Hold for 2 Sec (Directly go to IR)