Nobody can deny the importance of a bike lamp at night cycling. It will expel darkness， bring light and ensure the safety of night cycling. Here we are so pleased to recommend you this XML 7-LED T6 8400LM 3-Mode Aluminum Alloy Bike Lamp with IPX-65 Waterproof. Equipped with 7 LEDs， it feature high brightness and low power consumption for your night safety. Also， there are 3 brightness modes for your free adjustment. Furthermore， it has IPX-65 waterproof grade， so you can feel free to use the lamp in foggy or rainy days. It is excellent for your night cycling!                                    Features             It is multi-functional and can be used as a headlamp after using a rubber band<br> Hard anodic oxidation on the surface and aircraft-grade aluminum alloy material <br> Equipped with lots of accessories， like a battery pack， headlamp belt， charger and 2 rubber rings<br> IPX-65 waterproof grade for night cycling in any fierce condition， like foggy or rainy days<br> There are 3 brightness modes for free adjustment<br> The 7 LEDs feature high brightness and low power consumption   <br>                                                            Specifications             Material     Aluminium Alloy    <br> Color     Black    <br> Quantity     1    <br> Emitter Brand         <br> LED Type     XML    <br> Emitter BIN     T6    <br> Emitter Number     7    <br> Power Supply     1 x Battery Pack (Included)     <br> Lens     Glass    <br> Reflector     Aluminum Smooth    <br> Luminous Flux     8400LM    <br> LED Lifespan     Above 100000 Hours    <br> Waterproof Rate     IPX-65    <br> Number of Modes     3    <br> Modes Arrangement     High， Low， Fast Strobe    <br> Dimensions     (2.76 x 2.56 x 2.20)" / (7 x 6.5 x 5.6)cm (L x W x H)    <br> Weight     17.25oz / 489g     <br>                                                             Package Includes            1 x Headlamp<br>1 x Battery Pack<br>1 x Headlamp Belt<br>1 x Charger<br>2 x Rubber Rings<br>