USB rechargeable COB strip style light set 6 modes per light, High steady, Medium steady, Low steady, Daylight pulse, Nitelight pulse and Economic Flash Side illumination ports allow cyclist to be seen when riding across traffic lanes Memory Function-Light turns on at the last mode it was turned off Power saving function- 10% power or less, lights will automatically switch to lowest lumen output Built in battery indicator- Red illumination = lower than 25%, Green = fully charged Multiple mounting options-Vertical or Horizontal mounting options as well as clip for mounting to packs, bags, or belts Black 6F/6R Combo Rubber Strap USB 100/50UPC/EAN/GTIN: 720018003694