This compact and bright LED bicycle rear light has three modes: flash in turn, strobe and steady light. Easy to install and operate, and it can make your riding safer at night. <br><br><strong>Features:</strong> <br>Super bright 5 LED lights. <br>Lightweight, compact and stylish design. <br>One button with 3 modes: flash in turn, strobe and steady light. <br>Comes with a adjustable clamp, easy to install and convenient to carry. <br>Powered by two CR2023 button cells. <br>Make your riding safer at night. <br>  <br><strong>Specifications:</strong> <br>Material: Plastic <br>Light color: Red / Multi-clolor(optional) <br>Light number: 5 <br>Mode: 3 modes <br>Power: 2 * CR2023 button battery <br>Working hour: 4-8 hours (depend on brightness level) <br>Item size: 5.6 * 5.6 * 4.3cm / 2.2 * 2.2 * 1.7in <br>Item weight: 33g / 1.19oz <br>Package size: 17.5 * 7 * 4cm / 6.9 * 2.8 * 1.6in <br>Package weight: 55g / 1.96oz <br><br><strong>Package List:</strong> <br>1 * Bicycle Tail Light <br>1 * Clamp