IgniteBike LED Mega Bright Safety Light Set, 4 Lights, Quick Release & Tool-Free Installation RIDE WITH THE BEST - Your visibility and safety is our top priority. Don't settle for lower quality imitations, IgniteBike's LEDs are durable, effective and reliable on the road. LIFETIME GUARANTEED - We stand 100% behind our products and will replace them in the event of accidental damage or defection. THE MOST COMPLETE SET ON AMAZON - This kit includes one mega bright safety headlight (3 AAA batteries required), one tail light for your seat post (battery included), and two silicone frame post lights (batteries included) EASY TOOL-FREE INSTALLATION - You can attach every light to your bike in a matter of minutes without the use of any tools!