LATEST RUNNING LIGHT: Our running light for runners is both useful and stylish. The powerful front light helps you see potential obstacles or hazards, and the safety warning rear light helps vehicles and others notice you, providing all-around protection. IPX5 waterproof rating ensures performance in sweat and rain. 120° ADJUSTABLE BEAM WITH 3 LIGHTING MODES: This running light can be tilted up to 120° to adjust the lighting angle while running uphill, downhill, or on uneven terrain. It offers three light intensity settings: low (50%), high (100%), and flashing. LARGE CAPACITY RECHARGEABLE BATTERY: Features a 2000mAh rechargeable polymer lithium battery. Provides 6 to 8 hours of runtime and requires 5.5 hours to fully charge. Includes a USB charging cable. EASY TO WEAR: Equipped with an elastic band and adjustable length for secure, comfortable fit during activity. Maintains proper positioning while running. Suitable for running, jogging, walking, hiking, camping, and fishing. Can be used as a chest-mounted light for runners, walkers, or dog walkers. SATISFACTION GUARANTEE: We stand behind the quality and performance of this running light. If you are not satisfied, for assistance.