The Pinnacle Bike Light Set is ideal for early morning rides, evening commutes, or all-day adventures. Whether navigating city streets or country lanes, it helps ensure you stay seen and safe, day or night. Product Attributes: Front and rear visibility: Enhances safety by making you visible from both directions. 17 lumens front light and 2 lumens back light with daylight flash mode: Keeps you noticeable even in bright daylight. Quick-release rubber strap: Easily attaches to handlebars and seat posts without tools. Battery: CR2032*2 (Included) CE standard Front: Settings: Steady - Flashing - Off Power: 17 Lumen Rear: Settings: Steady - Flashing - Off Power: 2 Lumen