TM20KFeatures Utilizes 19 x CREE XP-L2 LEDs with a max output of 20,000 lumens Max peak beam intensity of 22,200cd and max throw of 290 meters Lightweight, rigid and fast cooling tube built from unibody CNC technology Bilt-in 2 x 21700 rechargeable LHion batteries (9,600mAh in total) Intelligent LHion battery charging circuit with USB-C charging port Ambidextrous tactical buttons specially designed for tactical activities Interchangeable STROBE READYTM (Patent No. ZL 201320545349.4) and TurboReadyIM settings STROBE Mode uses randomly changing frequencies for stronger dizzying effects Highly efficient constant current circuit provides stable output up to 13 hours Integrated Advanced Temperature Regulation (Patent No. ZL20151 0534543.6) Optical lenses with double sided scratch resistant coating Constructed from aero grade aluminum alloy HA II military grade hard-anodized finish Waterproof and dustproof rating in accordance with IP68 (2 meters submersible) Impact resistant to 1 meter Tail stand capability