Stay visible and safe on the road with this powerful 120 Lumen USB rechargeable bike tail light. With its bright and long-lasting light, you can be sure that drivers will see you from a distance. And thanks to its USB rechargeable battery, you won't have to worry about constantly replacing batteries. This tail light also comes equipped with auto brake sensing technology, which detects when you're slowing down and automatically brightens to alert drivers behind you. And for those rainy days, you can rest easy knowing that this light is IPX6 waterproof-rated, making it perfect for all weather conditions. Safely enjoy your ride, day or night, with this reliable and effective bike tail light.