Description: Include: 1 x Bicycle Tail Light, 1 x Strap, 1 x USB Cable, IPX2 waterproofShell Material: Waterproof ABS,Charging time: about 2 hoursWorking Time: 3-6 hours according to different using modeEasy to install, suitable for many sizes of handlebars or seatpost5 lighting modes style: Slow Flasht, Flash, Flashing, Warning lights, 100% lighting, 50% lighting. Package Includes: 1 Piece Bicycle Tail Light 1 Piece Strap 1 Piece USB Cable Note: Please allow slightly difference due to manua l measurement.Color may be slightly different since different monitor. Thanks Note: Please allow slight errors due to manual measurement. Please make sure you don't mind before bidding. Color may vary depending on your monitor, please understand. Note: Hello, please pay attention to your shipping address when purchasing products. If your delivery information (e.g. name, street, house number, doorbell/email without name, etc.) is incorrect, the order will not be delivered correctly