The cateye volt 150 xc is a great town light with different settings to warn people of your road position and to spot those pesky pot holes and man hole covers the new standard in urban bike lighting the usb rechargeable volt 150xc delivers a constant 100 lumen output to see by and flashes at an ultra visible 150 lumen when you really need to be noticed coming supplied with a tool free flex tight handlebar bracket you are able to attach the light to almost all standard size bars with 3 modes