Specifications: The body of this flashlight is built of high quality aluminum alloy, and it has a very solid construction. Internal wiring applies the high efficient booster circuit, and can utilize the batteries in the largest extent. Focus function that allow the beam can be focused. Ideal for outdoor activities lightning like mountaineering, camping, hiking, cycling, hunting, search and rescue inspections, etc. Type: Flashlight Lumen: 800 Lumens Power: 10W Bulb Quantity: 1 Pc Light Color: White LED Lifespan: 100,000 Hours 5 Modes: High / Middle / Low / Strobe / SOS Lighting Distance: 500M Power by: 1 x 18650 or 3 x AAA batteries (Not Included) Input Voltage: 3.7V Working Time: 2 - 4 Hours Switch Type: Clicky/Clickie Switch Location: Tail-cap Lens: Convex Lens Material: Aluminum Alloy Features: Portable, Zoomable, 5 Modes Size: 13.8cm x 3.9cm/5.43" x 1.54" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Flashlight 1 x Battery Holder for AAA Battery 1 x 18650 Battery Plastic Tube 1 x Wrist Strap