The Bookman Curve Rear Bike Light delivers professional-grade visibility with 37 lumens of output and an impressive 32-hour runtime per charge. Three strategically positioned LEDs—one ultra-bright center light and two side-mounted units—provide 180-degree visibility, ensuring you're seen from multiple angles. The intuitive top-mounted battery indicator and power button double as a secure clasp, while the replaceable silicone band attaches effortlessly to your seatpost. Award-winning design meets practical engineering in this dependable safety essential for serious cyclists.