This bike light features high brightness and 6 lighting modes to keep you visible and safe when you&#39;re riding at night.Power bank function,portable to charge your smart phone during cycling.<br/>Features:<br />Aluminum alloy light body and IPX6 water-resistance rating,meaning the light is going to perform rain or shine!<br />Ultra-bright LED provides max.800 lumens of light and convenience at night.<br />Offers 6 lighting modes,including high bright,medium bright,low bright and slight bright,strobe and SOS mode.<br />Built-in two 2400mAh batteries recharges from your power bank,plug or any device with a USB port.<br />Power bank function,portable to charge your smart phone during cycling.<br />Convenient detachable design and easy to install on your bike handlebar (20-33mm/0.79-1.30in).<br />Can be mounted almost anywhere,like stroller,mower,snow blower,skateboard,wheelchair,motorcycle,trike,BBQ grill or scooter etc.<br/>Specification:<br />Model: BC1 / BC2 (optional)<br />LED Number: 2 LED Light<br />Illumination distance: Max. 75 m / 246 ft<br />Battery: 2 * built-in 4.2v 2400mAh 18650 rechargeable batteries (included)<br />Material: Aluminum alloy &#43; Plastic &#43; Rubber<br />Water Resistance: IPX6<br />Light size: 107 * 43 * 27 mm / 4.2 * 1.7 * 1.1 in<br />Light weight: Approx. 182.8 g / 0.4 lb<br />Package List:<br />1x Bike Light<br />1x Mounting Holder<br />1x USB Cable<br/>NOTE: Please do not soak into water for long time.