RED LED, 3 Modes, Constant or 2 Flashing Modes, Light 1 inch x 2 inch, Bike, Bicycle, Running Safety Light, Batteries included.

Bicycle Safety Strobe Flashing Red LED • Color : Red • Dimension: 2-3/4" (L) x 1-3/4" (W) • 3 Stage Switch - Hi, Strobe, Blink • SMD LED Technology - Limit less heat and have a brighter focused beam • 3 SMD • 30 Lumen • Weather Resistant • Energy Efficient • Require (2) CR2032 Batteries (Batteries Included) • With Clip