. Cateye’s Volt 100 XC – Rapid Micro Light Set offers you great performance for riding through town on your way to work. The front light has a maximum 5-hour battery life on flashing mode to keep you visible, or a one hour life on constant mode to help you see on dark roads. The rear light has 4 modes and up to a 30-hour run time. This light set will help you to have the confidence to keep up your cycling commute on the darkest mornings and evenings Convenient Charging. To charge the lights, you simply plug them into a USB port and it only takes 1.5 hours to fully charge. So, if you notice you’re getting a little low on the way to the office, charge them up whilst you work and you’ll be safer and more visible on the ride home Features: Light Source (Front/Rear): 1x white LED with Opticube lens; 3x red LEDs Brightness (Front/Rear): 100 lumens; 15 lumens Power Source: USB rechargeable battery Light Modes (Front/Rear): 2 modes; 4 modes Run Time (Front/Rear): 1- 5 hours depending on setting; 3-30 hours depending on setting Charge Time: 1.5 hours Mounting: Simple O-ring attachment Extra Features: Battery life indicatorBuy Cateye Accessories at Chain Reaction Cycles, the World’s Largest Online Bike Store.