As it is known to all， the flashlight is a necessity for households， especially when you come across supply interruption. With the rapid development of science technology， flashlights have suffered from numerous innovations. Here we will introduce this Q5 508 5W 3.7V-4.2V 500LM 100m Range Aviation Aluminum Alloy Flashlight. Made of high quality aluminum alloy， it is sturdy enough. Its bright beam can be seen miles away in the dark， helping you to see the way clearly. It is really a must-have for you!                                    Features            Widely used in our daily life， it is a really wonderful tool for household usingIt is so portable and lightweight that you can carry it anywhereBuilt of high quality aviation aluminum alloy， it is sturdy enoughInternal wiring applies the high efficient booster circuit， and can utilize the batteries in the largest extentProvide you with a reasonable price and good after-sale serviceIt is a good light replacement when supply interruption takes placeUltraFire AF-33 10W2V 1200LM 200m Range Aviation Aluminum Alloy Flashlight                                                            Specifications             Lumens     500 Lumens    <br> Power     5W    <br> Bulb Quantity     1    <br> Light Color     White    <br> Lightbulb Lifespan     100000 hours     <br> Lighting Distance     100m    <br> Runtime     2-3 hours    <br> Switch Type     Clicky    <br> Switch Location     Tail-cap    <br> Lens     Convex Lens    <br> Reflector     Aluminum Smooth / SMO Reflector    <br> Material     Aerospace aluminum alloy    <br> Color     Black    <br> Dimensions     ( 3.54 x 0.79 x 0.79 )" / ( 9 x 2 x 2 ) cm / (L x Head Dia. x Body Dia.)    <br> Weight     1.41 oz / 40 g    <br> Focus     Yes    <br> Clip     Yes    <br> Power Supply     1 x AA Battery (not included)     <br>                                                             Package Includes            1 x Q5 508 5W 500LM 100m Range Aviation Aluminum Alloy Flashlight Torch Black                                                            Extra Info