HOW BRIGHT: With Cree top class XPL-HD LED(50000-hour lifespan), Lumintop Tool AA 2.0 could pump out up to non-diminishing 650-lumens brightness on high mode which only runs with a single 14500 cell. Also, support the easy-to-get AA battery and provides max 60h runtime on low mode. The newest design with eye-catching indicators on the tail(only light when using 14500 battery). you can loosen the tail or head to close the light.HOW RELIABLE: Built with the highest IP68 Waterproof Certification, Tool AA 2.0 is suitable for continual submersion in water under 6.5ft. Don't worry about accidentally dropped due to ANSI verified Impact Resistance(up to 5ft). The anti-slip exclusive knurling holds fast in your hand during extreme conditions.HOW COMPACT:Military grade(HA-III) anodized surface, Aircraft-grade aluminum body, lighter than 4 Quarters dollor(weight:0.83oz,excluding battery). Real compact size(3.52*0.73 inch) makes Tool AA the best choice of EDC flashlights.HOW FUNCTIONAL: Features four lighting modes with mode memory plus strobe, all of which can be pressed the clicky tail or twisting the base to turn on/off. The flashlight will remember the last used mode. Next time you turn on the flashlight, it will light up at the exact mode you choosed. You do not need to cycling through flashing modes to adjust the brightness.WHAT YOU GET: With your purchase of Lumintop Tool AA 2.0 in LUMINTOP DIRECT, you will also receive an Unconditional 30 Days Money Back Guarantee and 5 Years Free Repair Warranty.PACKAGE CONTENT: Lumintop Tool AA 2.0, User Guide, 2*Spare O-Rings, Diffuser, Lanyard, Cardboard box.