As you know， a high-performance flashlight can be used on many occasions， such as power failure， going camping， going fishing， etc. For this reason， when you come to choose a flashlight， you have to pay attention to its weight and dimension. This Zooming 350LM 1-LED 3-Mode Waterproof White Light Flashlight for Bicycle (1 x 18650 / 3 x AAA) is designed for outdoor activities. It has the function of waterproofing. And the light can zoom out and zoom in flexibly. It can produce bright light in the dark， which can ensure your safe riding at night. Thus， this durable and cost-effective flashlight is your best choice.                                    Features            Featuring 240-350 lumen， it can produce bright beam of lightIt has the function of waterproofingLightweight and compact design makes it convenient for bicyclistsZoom out and zoom in easilyProduce bright light in the darkPerfect for bicyclists                                                            Specifications             Dimensions     (4.61 x 1.30 x 1.30)" / (11.7 x 3.3 x 3.3)cm    <br> Weight     3.21oz / 91g    <br> Color     Black    <br> Material     Aluminum    <br> Model     C33    <br> Brand     Ultrafire    <br> Emitter Brand         <br> LED Type     XR-E    <br> BIN     Q5    <br> Number of Emitters     1    <br> Battery Configuration     1 x 18650 / 3 x AAA (not included)    <br> Circuitry     600mA    <br> Brightness     240-350LM    <br> Number of Modes     3    <br> Mode Arrangement     Hi > Low > Strobe    <br> Mode Memory     No    <br> Switch Type     Reverse clicky    <br> Switch Location     Tailcap    <br> Strap Included     Yes    <br> Clip Included     No     <br>                                                             Package Includes            1 x Zooming 350LM 1-LED 3-Mode Waterproof White Light Flashlight for Bicycle (1 x 18650 / 3 x AAA)<br>1 x Protecting Pouch<br>1 x Strap (15cm)<br>1 x Battery Clamp (3 x AAA)<br>