Rechargeable taillight with usb red LED (65LM) suitable for bicycles and skates. Function: 3 lighting modes: Normal beam (25%) (6.5 hours) – Medium scale (50%) (3 hours) – Large scale (100%) (1 hour 45 minutes) Function: 3 functions Blinking: Slow flash with normal ladder (5.5 hours) -Slow flash with large ladder (3 hours) – Fast flash with medium ladder (4 hours)