Blackburn front super flea this light is so small but pushes more light then others many many times it size you used to need a battery the size of a water bottle to get this much light from a bike light this is one super compact rechargeable li polymer headlight super bright white cree xpg r3 led 105 lumen output magnetic usb smart charger flexible and compact mounting system works for any handlebars 11 hr high 25hr std 3hr flashing runtimes led charge indicator also wor