features:<br />100%  and high quality<br />longlife led light up to 100，000 hours.<br />easy to install， direct bolt-on， shock resistant.<br />super bright and long lasting， low consumption.<br />270 degrees wide viewing angle， visible within 20 meters.<br />increase road safety and make your bicycle cool when driving at night.<br />apply to all bicycle， it is suitable for the tubes which diameter is between 16-23mm， external diameter is 25.2mm.<br /><br />specification:<br />light color: red<br />length: approx. 40mm<br />2 modes: full onflash<br />there are 3 kinds of flash speed by pressing once， twice， three times.<br />size:4.5cm x 2.5cm /1.76'' x '' x 0.98''approx<br />battery: 2x lr1131 included<br />usage: handlebar end bar led light<br />shell color: red / gold/ black / sliver / blue<br />material: aluminum alloy plastic  led light<br />weight: 50g<br /><br />package contents:<br />1 pair of bicycle handlebar light