Featuresr powerful led lighting for maximum visibility and safetyr 3 modes with long lighting time including high light 4 5hrs run time low light 20hrs run time flashing 30hrs run timer made of high strength abs material anti scratch and ipx5 water resistantr quick release light bracket easy to install and remove suitable for 20 30mm bicycle handlebarsr powered by 3 aaa batteries not includedr compact size and light weight