Product details:
Model: 4 CR2032 button batteries
Shoelaces use high-quality LED lights, long life, good endurance
Quality assurance-using high-quality nylon rope as raw material, suitable for various environments
Luminous mode-The flash mode is divided into three levels of design: constant light, fast flash and slow flash to meet various needs of different scenes
Controllable switch-high switch sensitivity, long life, a new generation of switches more user-friendly