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 (Included)
    Light color: Red ,White 
    Diameter of lamp holder: 2cm 
    Length of silicone belt: 9.8 cm 

Two material for shell:Plasitc / Aluminium 

Two shining light:Red / White

Shell color: Red,Blue

Please leave message about which shell color you need.