Ez Grip Bike Light - Lumenx - Bike Like with Free Tailight - Fits Any Bike / Street / Mountain or Children's Bike - Attaches Easily - Aluminum Construction - Waterproof - Great Safety & Emergency Features - Lifetime Guarantee EZ Grip Bike Light - Front Bike Light and Rear Tailight - Fits Any Bike Street Mountain or Children's Bike - Attaches Easily - Quality Silicone material - Water resistent - Great Safety & Emergency Features - Lifetime Guarantee Front bike light and rear tail light - two for the price of one! 2 Dual LED Bright Lights Illuminating Your Bicycle Seat and Tire to Make You More Visible to Approaching Cars Long lasting Lithium ion coin batteries included provided 130+ hours of flashing use and 25 hrs continuous use. Kid friendly, no tools needed. Life time guarantee!