90Adjustable Beam Angle- Running light can be tilted down 45 and can also shine straight 45 to meet the demands of runners on up and down slopes . LED Chest Light 90adjustable beam design perfectly meets riders' requirements for lighting the ground, slopes and other complex terrain conditions. IPX6 Waterproof- This running chest light for jogging is waterproof to IPX6 and protects against splashing water from anywhere without you having to worry about rain or snow. With a weight of only 210 g, the belt is soft, very comfortable and never falls off. Ideal for running, camping, hiking, hunting, fishing, climbing, construction, auto repair, hiking and other indoor and outdoor activities. Running light USB Rechargeable- The running light is USB rechargeable and waterproof design: built-in 2000 capacity battery, USB power adapter. Included USB port that is compatible with most ports so you can charge your security light anytime, anywhere. Charge faster, light up longer and just enjoy your activities. Three Light Modes- This running light has two light modes: strong light, medium light and strobe. It's easy to use. The LED traffic light can be operated with one hand by pressing the button to ensure that you can adjust the light mode in time without distraction, which is safer. The red backlight ensures that you can be seen by pedestrians and passing vehicles, reducing the risk. Portable and comfortable- Thanks to the clip closure, running light can be put on and removed very quickly without tangling.Adjustable for optimal comfort according to morphology and size. Please contact us with any questions, comments or concerns! Many people enjoy running, walking, horseback riding or camping at night or early in the morning. But how to have a good view in the dark and be safe from cars is a problem. Our super bright safety light with 90 adjustable front LED light and rear red light, can warn passing vehicles of your presence, ensuring your safety. At the same time, the adjustable bright 500 lumens LED light allows you to adapt the light beam to different requirements. So if you focus on your safety under your feet, you can also avoid obstacles in front of you.