Bontrager (United States) - Small but mighty.

A daytime running light is the easiest and best way to keep riders safe and visible. The Ion 200 RT provides the proven safety of a daytime running light in a compact and powerful USB rechargeable package, and it features a distinctive flash pattern that's visible from up to 2km away.

Product details:

• Specifically designed focus, flash, and range offers ultimate daytime visibility
• 200 lumens via high-power CREE LED
• Integrated light sensor auto-adjusts brightness to your environment
• Connect with Garmin® and Bontrager ANT+ devices for always on, battery status, and wireless control
• 200LM-1.5hrs, 100LM-3hrs,5LM-14.5hrs, Night Flash-30hrs, Day Flash-12hrs
• Easily attaches to your handlebars, helmet, or bike mount
• Blendr compatible bar mount available
• Includes Ion 200 RT, front Quick Connect bracket, and Micro USB charging cable