The Speedmaster LR 5 Rear Light offers powerful visibility with 5 super-bright LEDs and 3 modes: strobe, flashing, and steady. The light comes with a tool-free adjustable silicon bracket for easy installation, and x2 AAA batteries are included for immediate use. Compact and lightweight, this rear light is designed for cyclists who need reliable performance and enhanced visibility, making it an essential accessory for day or night rides.