Features: Super bright， blinding effect. Skid-proof design & waterproof design. 3-mode adjustable Brightness， High， Low， and Strobe. Output bright can come to 600 lumens (MAX). Adjustable focus range for different usage， stretching to adjust its focus. Working voltage is wide and can utilize the batteries in the largest extent. cycling， climbing， camping and outdoor activity etc. Colour: Black Lumens: 600LM Reflector: Convex Lens Material: Aluminum alloy Specifications: Switch: Tail-cap press ON/OFF Battery: 1 * 18650 3200MA Battery ( ) Not Include Size: 13.5cm*3.4cm*2.6cm Weight: 300g Packing: 100% brand new 1*LED Flashlight Note: does not include a battery and charger!!can not be used for diving or electric shock!!