Gives off extra light especially in dimly lit areas where it may be hard to see and protects you from potential hazards such as vehicles.
Features:
Waistband adjustable length:60-100cm/23.62-39.37inch
Fiber optic length: 130cm/51.18inch.
LED Controller: Dual box independent control
LED Quantity: 4pcs
Battery: Included
Washing methods: Hand wash (after removing the LED group)
Occasions: Night running, cycling, outdoor sports.