WF-501B UltraFire High Bright Flashlight 1 T6 LED Compatible with Li-18650

1) UltraFire WF-501B High Bright LED Flashlight (XM-LT 6 LED) Compatible with Li-18650 2) Intelligent digital circuit control five-stage memory function operating voltage: 4.2V-8.4V; ON / OFF switch. Can be switched easily 3) Condenser system: deep metal reflector the high reflection efficiency perfect beam Specular Aluminum vacuum coating high temperature anti fall off 4) Appearance treatment: CNC machining military grade aluminum alloy shell The attack of steel material Front cover design wear and corrosion feel good non-slip; mil-spec Anodizing treatment; Color: Black 5) Use one or two 18650 lithium battery life time of more than 1 hour 6) Weather proof design Mountaineer/ Camping/ Signal/ Search/ Exploration and other outdoor sports first select tools.