Cygolite Streak 310/Hotshot SL USB Light Combo This Product is of 310 Lumen headlight and 2W taillight This Product is USB Rechargeable combo Made in United States Tail light: 4 flash modes: steady &gt; single flash &gt;triple flash &gt; steady pulse tm adjustable flash speeds to maximize visibility Includes streak 310 headlight, hotshot SL 2W tail light, mini USB charging cable, lock-tite handlebar mount, and seatpost mount