?Main Features:<br />- Solar powered<br />- 3 modes: Quick flash / slow flash / normal light<br />- Charging time: 2 hours<br />- Work time: 4 hours in normal light mode、 flash mode more than 8 hours<br />- Cassette skin diameter: 22 - 30mm<br />- Suitable for tube diameter: 25.4-30.8mm<br />- Water resistant、 durable、 lightweight<br /><br />    Specifications<br />General<br />	 Color: Black                                                  <br />                        Suitable for: Cross-Country Cycling、Fixed Gear Bicycle、Mountain Bicycle、Road Bike、Touring Bicycle                                                  <br />                        Type: Tail Light                                                  <br />                        Placement: Saddle Tube                                                  <br />                        Best Use: Backpacking、Camping、Climbing、Hiking                                                  <br />                        Features: Easy to Install、Superbright、Waterproof                                                	<br />Parameters<br />	 LED Quantity: 2                                                	<br />Basic Information<br />	 Product weight: 0.034 kg                                                  <br />                        Packge Weight: 0.090 kg                                                  <br />                        Product Dimension: 6.50 x 5.50 x 2.00 cm / 2.56 x 2.17 x 0.79 inches                                                  <br />                        Package Dimension: 19.00 x 11.20 x 4.50 cm / 7.48 x 4.41 x 1.77 inches                                                	<br />Package<br />	 Package Contents: 1 x Bicycle Tail Light、 1 x Adjustable Base                                                	<br /><br /><br /><br />                                            <br /><br /><br /><br /><br /><br />                                                <br />