The latest iteration of the Hotshot sees 180 lumens of output power and USB-C charging for convenienceCycling Tuned Optics throws a long range, extra wide beam for increased visibilityTwo-button design lets you fine tune the brightness and flash speeds to your cycling needs7 adjustable lighting modes allow you to fine tune the output for any conditionsExpand run times beyond factory default settings by fine tuning the brightness modes and flash speedsDurable and IP64 waterproof for use in all weather conditionsDesigned, engineered, and assembled in the USABlack7RearSeatpost/SeatstayUSB-C180UPC/EAN/GTIN: 745025025675