TOTOBAY Tactical Flashlight--Best and Brightest LED Handheld Torch with 360&ordm; Rotation Bike Mount, 900 Lumen,5 Modes, Zoom Lens with Zoomable Focus, Water-Resistant. High quality aluminum alloy, XML-L2 LED bulb,extensive lifetime of lamp (100,000 hours). Zoomable,adjustable focus zoom lens allows you to easily switch from a narrow beam to widespread coverage. 5 switch modes for flashlight: High-Middle-Low-Strobe-SOS; Water resistant, skid and shock resistant design, perfect for outdoor camping, climbing biking and more outdoor sports. Comes with a 360 degree rotation holder, Install flashight as a bike bicycle head light too! Power Source: 1x18650 battery (Included) or 3 AAA batteries(not included),super convenient; Package included:1xFlashlight,1x18650 Battery,1xAAA battery case,1xCharger,1xTool Storage Box.