Forrader C12 CREE XM-L2 U3 Super-bright LED Flashlight Torch Light with Tail Button Switch Controlled by 5-mode, Black (Flashlight Only) 5 Modes - High, Medium, Low, SOS and Strobe Super bright source: CREE XM-L2-U3 LED 2000 Lumens Powered by one piece 18650 battery( not included) T6061 aircraft alluminum alloy hoursing, surface-treated by hard-anodizing and durable. Super brightness, best suitable for camping, travel, outdoor activities, etc..