Specification: Emitter:7* Luminus SST-20 LED, mounted on copper DTP MCPCB.  Color temperature:  cool white: 6500K; natural white: 5000K; warm white: 4000k.  Body color:Black; Silver; Olive-green.  Flux:5,500 lumen ( up to 6100 lumen actually with 30T 21700 ).  Candela:43,000cd.  CRI:CRI95 (4000K).  Distance:415 meters.  Firmware:open-source GPL v3. Anduril firmware.     Anduril extra modes: [1] Candle mode.  [2] Bike flasher.  [3] Party strobe.  [4] Tastical strobe.  [5] Lighting storm mode.  [6] Stepless dimming.  [7] Beacon.  [8] Momentary.  [9] Muggle.     AUX LED Color Charge: [1] 3.9v-4.2v: Green,  d1, d2 on.  [2] 3.3v-3.9v: d1, d2 on.  [3] 2.9v-3.3v: Red on.  [4] <2.9v:All shut down with LVP.  [5]  Using 4 trimmers to adjust the brightness of AUX LED.     Click Here For User Manual. Battery:1x 26650 / 21700 /18650 Cell ( 26650 Recommended ).  Driver:High efficiency direct drive flashlight driver.  Reflector:High quality smooth reflector.  Lens:Glass with anti-reflective coating.  Body:Aluminum alloy with Type III hard-coat anodizing.  Button:Silicone rubber.  Ingress rating:Equivalent to IPX7, do not immerse in liquids.  Impact resistance: Up to 1 meter.  Weight:Approximately 170g without cells.  Dimensions:111mm*44mm*34mm (length*head diameter*body diameter).      Features: 1. Using 7x Luminus SST-20 LED.  2. Max output up to 6100lm.  3. Max beam candela is 43000cd.  4. High efficiency direct drive driver.  5. Aerospace grade aluminum alloy      and stainless bezel.  6. Advances sux leds design with color change which     indicates voltage change.  7. High quality coated lens and optics.  8. Hard III anodized and anti-slip knurling.  9. Good heat dissipation with cooling fins.     Package Incleded: 1 x MF01 Mini EDC Flashlight.  2 x Spare Waterproof O-rings.  1 x 21700 to 26650 battery adapter.  1 x 18650 to 26650 battery adapter.  1 x Lanyard.  1 x User Manual.