Combo light set. Topeak's HighLite Combo HPX is a serious light set for commuters and casual night cyclists. The WhiteLite HP 1W headlight boasts a super-bright LED to light your way and has high, low and blinking modes with lithium batteries that are good for up to 10 hours of use. The UFO taillight has 270-degrees of visibility, 60 hours of burn time and 3 different flashing modes.