<p style="font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px" class="detail-desc-decorate-content">Features:<br/>1.Multifunctional design to meet the functional requirements of riding.<br/>Function 1: Click to enter the middle light, low light - medium light - highlight three mode, press and hold for 2 seconds to close.<br/>Function 2: Long press 2 seconds to enter, highlight flash - low light slowly flash - highlight slow flash three mode, long press 2 seconds to closed.<br/>2.Super Energy saving. Flash jump: more than 5h, low light 20lm: 6h, medium light 50lm: 2.5h, high light 100lm: 1.5h<br/>3.USB interface charging (can be charged by home charger, computer or mobile power USB interface), using the lithium ion polymer battery (3.7V, 500mAh) that is currently popular worldwide, which can be recharged and discharged repeatedly, with fast charging speed and long discharge time, Generally charge 2-4 hours, discharge time is about 1.5-6 hours.<br/>4. Comes with orange power indicator, when charging is clear at a glance.</p><p><br/><br/></p><p style="font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px" class="detail-desc-decorate-content"><br/>When discharging, the orange indicator light is always on--it means that the battery is sufficient and can continue to be used.<br/>The orange indicator flashes in bright and dark breathing--it means that the battery is insufficient and needs to be charged in time.<br/>When charging, the orange indicator flashes in bright and dark breathing-it means that charging is in progress.<br/>The orange indicator light is always on--it means that charging is complete.<br/></p><p><br/></p><p style="font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px" class="detail-desc-decorate-content"><br/>Specification:<br/>Light Color: Red Light<br/>Battery: Lithium Battery (3.7V, 500mAh)<br/>Applicable: Seat Tube Diameter: 15-31.8mm/0.59-1.25&quot;<br/></p><p><br/></p><p style="font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px" class="detail-desc-decorate-content"><br/>Note:</p><p>1.Due<br/> to various factors such as the brightness of the monitor and lighting, <br/>the true color of the item may differ slightly from the images displayed<br/> on the website.</p><p>2.Please allow for slight manual measurement deviation in the data.</p><p>3.If it cannot be used after receiving the goods, it may be because the power is too low, please try it after charging</p><p><br/></p><div class="detailmodule_html"><div class="detail-desc-decorate-richtext"><div class="detailmodule_html"><div class="detail-desc-decorate-richtext"><div></div><div style="margin:10px auto 0px;margin-bottom:0px;margin-top:10px;margin-left:auto;margin-right:auto;display:inline-block;max-width:100%"></div><div style="margin:10px auto 0px;margin-bottom:0px;margin-top:10px;margin-left:auto;margin-right:auto;display:inline-block;max-width:100%"></div></div></div><p><br/></p></div></div><p><br/></p>