Product : 1 -RRB- Material : squeaky lineament Aluminum 2 -RRB- LED Type : 10w LED 3 -RRB- Support 3pcs AAA battery or 1 x 18650 3.7 V reversible Batteries -LRB- not included -RRB- 4 -RRB- 5 switch Mode : High/Middle/Low / SlowFlash/Strobe 5 -RRB- LED Life span : 50,000 hours 6 -RRB- Color : achromatic color Key Features : 1 -RRB- visible radiation Bulb Type : CREE XML-T6 squeaky powered LED 2 -RRB- Lumens : 1600LM 3 -RRB- Reflector : Convex Lens 4 -RRB- Zoom : x1 x250 x500 x1000 x2000 5 -RRB- Battery : 3 * AAA / 1 * 18650 Battery -LRB- not included -RRB- 6 -RRB- Flashlight Dimensions : 5.5 '' -LRB- L -RRB- x 1.5 '' -LRB- Head Dia . -RRB- . x '' -LRB- Body Dia . -RRB- . -LRB- 6.20 '' complete extension -LRB- zoom function -RRB- -RRB- 7 -RRB- Weight : 180g .