Usage Tips:Features: <br> <br>The triangular fixed structure can avoid the swaying of the chest Light and battery during running, ensuring comfort. <br>Safety: Enabling the night runner to be seen by the people behind and the drivers of vehicles to avoid potential safety hazards. <br>3 lighting modes: bright, weak, flash. The battery case can display the power level with warning light. <br>USB rechargeable and waterproof design: with 1200mah battery, easy to charge through computer and mobile power supply (charging voltage: 3.7-5V). <br>IP44 waterproof design is very suitable for outdoor activities, night running, walking, jogging, camping, hiking, fishing. <br> <br>Specification: <br>Material: ABS <br>Color: as picture shown <br>Battery: built-in 1200mAh lithium battery <br>Lighting time: about 3-5 hours <br> <br>Mode: 3 (bright-weak-flash) <br>Focus: up and down 90° adjustment <br>Battery box: display power level, with indicator light <br> <br> <br>Package List: <br>1 x Night Running Light <br>1 x USB Charging Line <br> <br> <br> <br>Note: <br>Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.<br>1、The triangular fixed structure can avoid the swaying of the chest Light and battery during running, ensuring comfort. <br>2、Safety: Enabling the night runner to be seen by the people behind and the drivers of vehicles to avoid potential safety hazards. <br>3、3 lighting modes: bright, weak, flash. The battery case can display the power level with warning light.? <br>4、USB rechargeable and waterproof design: with 1200mah battery, easy to charge through computer and mobile power supply (charging voltage: 3.7-5V). <br>5、IP44 waterproof design is very suitable for outdoor activities, night running, walking, jogging, camping, hiking, fishing.