Features: Experience versatile with our chest running light, featuring four lighting modes including high light, low light, combined light, and slow flashing, a rear breathing light, all powered by a powerful output for enhanced visibility in low light conditions. Designed for adaptability, the adjustable head rotate up to 120 degrees for optimal light direction, and its waterproofed rating ensures reliability performances in rainy weather. Ideal for runners, cyclists, and hikers, this light provides safety and convenience during outdoor adventures. Perfect for nighttime runs, bike rides, or mountain hikes, it keeps you visible and secure in various environments. With a long battery life ranging from 3 to 18 hours depending on mode, and a convenient Type C charging ports, it's ready for extended use without hassle. Specifications: Lamp head angles: 120° adjustable Strap ranges: adjustable 70-120cm Headlight model: high light/low light/near high light/slow flashing Rear light: breathing light Usage time: 3-18 hours Color:Two Choices Dimension:70-120mm/2.76-4.72in Component:Nylons, PC Package Includes: 1pc Cycling strap chest light note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.