Sanyi Portable Zoomable Flashlight Torch Super Bright Tactical LED 3 Modes Lamp with Clip Hand Rope for Hiking Camping Outdoor Sports ADJUSTABLE FOCUS: Spotlight for long range observation; Floodlight for large area illumination ADVANCED DESIGN: Skid-proof design & Waterproof design, "O" ring sealed. SUPER BRIGHT. Output bright can come to 2000 lumens (MAX),Zoom In/Out to adjust its Focus: x1, x250, x500, x1000, x2000. BATTERY-POWERED: Suitable for Self Safety, hunting, cycling, climbing, camping and outdoor activity etc. 3 AAA or 1 * 18650 battery (not included) MINI SIZE:Diameter is 1.37in. Length is 5.51in