About this product 【8 LEDS SUPER BRIGHT BIKE LIGHTS】This upgraded bike headlight with 8 LED beads and super bright 8000 lumens, unlike most others, features brighter and longer illumination. It can light up to 300-500 meters, significantly improving night visibility and allowing us to observe road conditions in advance during fast riding, ensuring our safety. Additionally, 5 lighting modes (high, medium, low brightness, strobe, SOS) cater to our diverse needs. 【5200MAH LARGE CAPACITY & LCD DISPLAY】Built-in 5200mAh ultra-large capacity USB C rechargeable battery, it can illuminate for up to 5 hours on high brightness and 50 hours on low brightness, perfect for long night rides. The unique LCD digital display always shows the remaining lighting time, allowing us to know the battery status at any time and use it with confidence. In emergencies, its discharge function enables it to charge smartphones or other devices like a power bank. 【ALUMINUM ALLOY MATERIAL & IPX5 WATERPROOF】The premium aluminum alloy body is not only strong and durable but also significantly improves heat dissipation at high brightness, ensuring very stable illumination. IPX5 waterproof and professional riding shockproof fixed design allow us to use it confidently in all weather conditions and road situations. It's the best companion for cycling to protect us. 【MULTIMODE FLASHING TAIL LIGHT】The bicycle taillight uses 9 high-performance red LEDs, offering an astonishing maximum visibility of 1500 meters. It can be combined to provide 5 lighting modes: high brightness, flash1, flashing, flash2, and breathing light, sufficient to meet all our needs and escort our cycling safety. The built-in 1200mAh high-capacity rechargeable battery can illuminate for 50 hours, with a full charge taking 2.5 hours. 【EASY TO USE & MULTIFUNCTION】Simple to install, no tools are required for the light bracket; quick installation with a one-press or release button. Press the button to slide the headlight into the mounting bracket or remove it without detaching the bracket. Furthermore, we can detach it from the holder to prevent theft and use it as a flashlight or power bank, perfect for almost any outdoor activity at night.