[Waterproof bicycle LED light] The bicycle headlight is made of high-quality ABS material, and the protection level is IPX65. The headlights are designed for lumen brightness, with a lighting distance of up to 500 feet, a 95 beam angle and 4 lighting modes to choose from. Whether it's road cycling, well-lit city bikes or dangerous mountain bikes, it adapts perfectly to all situations. [5 recording methods] The precise measurement value is adjustable, and the total distance, maximum speed, average speed, riding time, and one-way record can be viewed, which is suitable for outdoor cycling travel and bicycle training. [LCD bicycle speedometer] The bicycle odometer computer records the average speed, maximum speed, mph/kph, riding time, odometer, and one-way driving distance, effectively tracking your riding situation, with scan mode, speed comparator, maintenance, etc. More functions Time-sensitive sensors with magnets can accurately track the speed of the bicycle. The bright LCD display allows you to easily view cycling statistics. [Horn sound and bicycle tail light] One key to switch one of six sound modes: chirp, chirp, whistle, horn, and voice prompt. The bicycle taillight has IPX4 waterproof function, which makes your bicycle stand out. It has unparalleled 360 visibility and a distance of up to 50 meters, just like the low beam safety light has a wide angle of view. [Wide use] This bicycle light can be used as a conventional flashlight for hiking, camping, walking, emergency flashlights for power outages in homes or offices, and family/children activities at night. Common bicycles such as road bikes, mountain bikes, and folding bikes are compatible with this bike speedometer.