?Main features:<br />- USB rechargeable light、 built-in 650mAh rechargeable lithium battery. <br />- Advanced silicone mounting strap which is elastic enough to fit all kinds of bikes and can be mounted on any part of the bike. <br />- Easy installation、 no tools are required. <br />- Get riding safely、 guide the way with the headlight and need not worry about being knocked over by others with the taillight. <br />- 4 light modes for each light: High、 low、 flash、 and strobe. <br />- Run time: 2.5 hours (high)、 10 hours (low)、 11 hours (flash) and 11.5 hours (strobe). <br />- Can be used as an emergency flashlight. <br />- Stable、 remains securely locked in position、 even during off-road use. <br />- Application: This bike tail light sets brilliant illumination for all bikes - racing、 trekking、 city、 children bike and mountain bike、 and can be mounted on handlebar、 seat riser、 backpack、 helmet and more.<br /><br />    Specifications<br />General<br />	 Material: Aluminum Alloy                                                  <br />                        Color: Red                                                  <br />                        Suitable for: Mountain Bicycle、Road Bike、Touring Bicycle                                                  <br />                        Features: Waterproof、Superbright、Easy to Install                                                	<br />Parameters<br />	 Luminance: 160 Lumen                                                  <br />                        LED Quantity: 3 Pcs                                                  <br />                        Power Supply: USB Charging                                                	<br />Basic Information<br />	 Product weight: 0.042 kg                                                  <br />                        Packge Weight: 0.104 kg                                                  <br />                        Product Dimension: 5 x 4.5 x 3.5 cm / 1.97 x 1.77 x 1.38 inches                                                  <br />                        Package Dimension: 7.7 x 5.4 x 11 cm / 3.03 x 2.12 x 4.32 inches                                                	<br />Package<br />	 Package Contents: 1 x USB Rechargeable Bike Tail Light、 1 x USB Cable、 1 x Strap                                                	<br /><br /><br /><br />                                            <br /><br /><br /><br /><br /><br /><br />                                                <br />