MakeTheOne&reg; Solar Combo Light Bike Bicycle USB Rechargeable Front Headlight & Back LED Tail Light Combo Combination HEADLIGHT TAILLIGHT SET: The Headlight has 2 Modes, Flash and Steady. The Taillight has 3 Modes, Rapid Flash, Slow Flash and Steady. Adjustable Multi-modes Provide Safe and Secure Cycling. GREEN ENERGE: The Solar Powerd and USB Rechargeable LED Bike Lights Save Your Time and Money. On the Sunny Days, The Cycle Light Can Be Charged on the Go. NEVER BUY BATTERIES AGAIN! POWERFUL BRIGHT: 4 Bright Led Beads in the Biciycle Frone Light Illuminates Your Darkest Path. The Rear Light improves safety with increased visibility from cars. USER FRIENDLY: Easy to Install Remove, Compatible with All Bicycles' Handlebar, UNIVERSAL FITMENT FOR ROAD, MOUNTAIN, AND HYBRID BIKES WATERPROOF and DURABLE: MakeTheOne is Committed to Develope High Quality Environmental Lightings. The Bicycle Headlight and Taillight are USB Rechargeable and Water Resistant. They have a Long Run Time and Durable.