Features:
Super bright, blinding effect.
Skid-proof design. 
Waterproof design, but please don't put it into water for a long time. 
Output bright can come to 2200-2500 lumen.
5-mode brightness: high, middle, low, strobe, and SOS.
Extended design, it will be much more convenient for different usage.
Internal wiring applies the high efficient booster circuit.
Ideal companion for hunting, cycling, climbing, camping and outdoor activity etc.

Specifications: 
Item color: Black 
Lumens: 2200-2500LM 
Light color: White
Crust material: Aviation aluminum
Model of LED: 3 * CREE XM-L T6 LED 
Reflector: Mirror reflector
Switch location: Bottom 
Power source: 2 or 3 * 18650 battery (not included)
Item size: 22 + 6.5 * 5.5 * 2.6cm / 8.66 + 2.56 * 2.17 * 1.02in (length * head diameter * bottom diameter)
Item weight: 383g / 13.52oz
Package size: 23 * 7.7 * 7.5cm / 9.06 * 3.03 * 2.95in
Package weight: 446g / 15.74oz

Package includes:
1 * LED Flashlight
1 * Extension tube