If you want to CHOSE COLOR， please leave us message inform which would you like， you can describe as below， thanks! if there's no message， we will send the color randomly.golden red lightgolden white lightwhite red lightwhite white lightblue red lightblue white lightred red lightred whtie lightblack red lightblack whtie light 100% brand new and high quality Easy to install Compact， convenient to carry Strong brightness， a great accessory to ensure your safety when riding at night Material: Aluminum alloy + electronic components + silicon 3 modes of light: Full light， Slow flash and quick flash. Powered by: 2 x CR2032 batteries (NOT included) Light color: Red ，White Diameter of lamp holder: 2cm Length of silicone belt: 9.8 cm Note: Due to the difference between different monitors， the picture may not reflect the actual color of the item. Thank you!