Key Features: Built-in handlebar strap mount, Side visibility, Even distribution beam pattern, 5 light modes: low, medium, high, flash, and walk, Compact and lightweight, Highly durable design made with fiberglass reinforced plastic, USB Rechargeable, Fuel Gauge / Battery Level Indicator, Innovative Collimator Lens, 3 Light Levels plus 3 Daylight Flash Modes, Mode Memory (Auto Return to Last Operating Mode), Powerful 110 Lumen, 16x LED Tail Light, Amber Side Lighting for Optimal VIZ,.Combo Includes: Swift 500 contents PLUS Optimal VIZ Tail Light, Easy on / off Seatpost Strap Mount, USB Charging Cable.