Bright and visible: Sleek, compact duo; Red and white LEDs provide front, rear, and side visibility on the road, day and night; Ideal for commuting and road cycling

• Easy to use: Turn it on and off by pressing the lens; Protected from accidental triggers; Attach with included rubber band mount

• Up to 100 hours: The 4 included CR2032 batteries run up to 100 hours on highly visible slow and rapid flashing modes

• Three modes: A light for day, night, and every time in between; Slow flashing (100 hours), rapid flashing (100 hours), constant (50 hours)

• Durable and lightweight: Tough alloy chassis housing; Each compact light measures 26 x 26 x 31mm (about the size of a quarter); Each unit weighs just 26g (with batteries)