* Item title: Ultrafire 503B 6P CREE XR-E Q5 3-mode Max 250 Lumens LED Flashlight Torch
* Model: 503B
* Color: Black or grey is available
* Material: Durable Type III hard anodized finish 6061T aircraft Aluminum
* Lens: High quality toughened clear optical glass lens with AR coating
* Reflector: OP Aluminum reflector
* Bulb: CREE XR-E 7090 WC Q5 , max ( manufacturer rated ) 250 lumens output with white flood beam
* Lifespan: Average 8,000 hours
* Runtime: 1.5-5.6 hours( depends on battery capacity and mode selection )
* Mode( output level ): 3 modes: 100% illumination, 50% brightness,  flash
* Operate voltage: 3.2V-8.4V
* Operate current: 300mA-650mA
* Battery( not included ): 1 x 18650 3.7V battery, 1 x 17670 3.6V battery, 2 x CR123A 3.0V batteries
* Switch: End tail cap clickie on / off switch with momentary
* Size( mm ): 142( length ) x 32( head diameter ) x 25( body diameter )
* Net weight( g ): 127
* Designed to mount on certain hand pistols, rifles and shotguns with proper mounting equipment
* Waterproof to IPX-8 Standard, it is ok to be used in rainly days
* Step down constant current driver, high efficiency with dual mode DC-DC regulator( PWM / PFM ). Replace battery when the light is too dim
* Suitable for Self-defence, cycling, caving, climbing, camping and other outdoor activities......