The Planet Bike Grateful Red USB Tail light has a dazzlingly bright 28 LED PB Power Array array and three modes and USB charging. For added safety it has a CPSC certified reflector in the lens to keep you visible when the light is off. Versatile mounting options allow you to attach it to your seat post or rear rack with the included brackets.

• Run times: 26 hrs (steady – 13 lm), 45 hrs (Courtesy – 4-11 lm), 150 hrs (Superflash - 13 lm)
• Highly visible even in daylight
• Provides 160 degrees of visibility
• Highly visible even in daylight
• Battery: 1, 45x35x3mm Lithium Ion, 3.7(V), 2.59(Wh), 23g, Included