CE Certificate KinFire K01K 5 Modes T6 LED 800 Lumen Flashlight,Golden Use CREE T6 Bulb with Lifespan of 50,000 hours 5 Modes: Hi &gt; Mid &gt; Lo &gt; Strobe &gt; SOS Save 40% power compare with Xenon and Luxeon Bulb Made by high quality Level 3 military die-casting aluminum Powered by : 1x 18650 3.7v battery( Not include)