This high power USB rechargeable set will see you safely through the city or down dark country lanes. With 300 lumens up front and 25 lumens of all round visibility protecting your rear end. This set is a top value combo for any rider. Featuring the Volt 300 front with 300 lumen output and interchangeable battery, paired with the Rapid X rear with 25 lumens and up to 30 hours runtime.Volt 300 Features:*High power RC front with 300 lumen*Interchangeable cartridge 2.2 ah*Li-ion battery*Superlight; only 120 grams*USB recharge to head unit*Optional cartridge RC docking station*Flextight handlebar bracket*Helmet mount; optional*5 modes: High / Medium / Low / Flash / Hyper Constant*Runtimes: H: 3hrs / F: 60hrsRapid X Features:*Ultra-bright strip LED technology*Li-Polymer battery technology*Complex circuitry for safe charge and discharge*USB recharge (2hrs)*O-Ring attachment*5 modes: Constant / Flashing / Rapid / Pulse / Vibration*Runtime: C: 5hrs / F: 30hrs / R: 16hrs / P: 16hrs / V: 8hrs