UPDATED RUNNING LIGHT: Our running light is designed for night runners. The powerful front light ensure you can see potential obstacles or hazards, and safety warning rear light can let car and others notice you, providing you with all-round protection. IPX5 waterproof rating so you don't have to worry about sweat and rain when you run 120 ADJUSTABLE BEAM WITH 3 LIGHTING MODES: This running torch can be tilted up to 120 degrees range of lighting angles, you can adjust the beam angle while running up, down hills or on uneven ground. And you can change 3 light intensity settings (50%/100%/flashing) when you need LATEST RECHARGEABLE BATTERY: The running chest light using the latest rechargeable polymer lithium battery which is 2000mAh. Having run time of 6 to 8 hours and charging time of 5.5 hours. The package will come with USB charger cable EASY TO WEAR: Our chest running light is equipped with elastic elastic band, adjustable length and easy to wear. It would held in the right position when you are running. It is great running, jogging, walking, hiking, camping, fishing which can be used as running lights for runners, running torch, dog walking torch, walking lights in the early morning or dark night 100% SATISFACTION GUARANTEE: We always focus our attention on best product and excellent service in Outdoor Sports Field and definitely confident you will love this running light. If you are not satisfied with our chest light, please feel free to contact us, and we will provide you a satisfaction solution.