Manufacturer's warranty may not apply 90 adjustable light beam: Are you still worried that the old lamp for running won't light the floor? The LuTuo running lamp jogging offers you a 90 degree adjustable lamp head design, easily illuminating the road under your feet and in front of you. It is very suitable for outdoor sports such as dog walking. Jogging and Walking 2 Modes The running vest has 2 lighting modes: bright light and dim light to meet the lighting needs of runners on the ground. slopes and other complex terrain conditions. You can set the lighting mode according to your own needs (Note: The lamp for running is on. Don't look directly at the time. This can be harmful to the eyes) USB rechargeable and IPX5 waterproof : Running lamp is USB rechargeable. built-in 2200mah battery. So you don't need to buy a battery for this running light. Comes with a USB cable, convenient to charge from any USB port such as wall charger. power bank. Computer etc. IPX5 waterproof design makes this running light ideal for outdoor activities. more practical. Reliable and durable without worrying about rain Battery warning light + all-round visibility: The red warning light behind the jogger light and 360 degree reflective tape design make you more conspicuous at night and reduce accidents. In addition. The warning light shows the remaining power of the running light. You can clearly see whether the breast light needs to be charged Comfortable to wear + 100% after-sales service: thanks to the stretchy strap. This running light is suitable for different body types to achieve maximum comfort. and the adjustable buckle is convenient to put on and take off. We offer a 90-day no-questions-asked return service. We offer the best guarantee on the market. If you have any questions. please contact us in time