Originally Posted by stephtu

A lot of lights are intended for commuters, who may only be riding for say half an hour a night. Charge once a week for 4 commutes or whatever, and a lot of them will be using flashing modes which last a lot longer. If you wanted a light for long group rides in daytime, using steady, then you simply bought the wrong light. My Niterider Solas claims 4:30 on high steady, and 36 hours on low steady.