The Volt is a leading concept in high power rechargeable lighting. Safe, interchangeable batteries allow you to ride whenever you want, wherever you want, for as long as you want. • High power rechargeable front light with 300 lumen• Interchangeable cartridge Li-ion battery (simple and easy to change)• Great side visibility• Superlight – only 120g• USB recharge to head unit• Cartridge rechargeable docking station (sold separately)• Spare batteries (sold separately)• Flextight handlebar bracket• Helmet mount (optional)• 5 modes: High / Medium / Low / Flash / Hyper Constant• Runtimes: H: 3hrs / F: 60hrs