Item Type: Reflective Vest Material: Polyester + Latex Silk POM + PVC Battery type: polymer lithium battery Battery capacity: 200mah (shipped with built in battery) Endurance :10 hours Charging :2 hours Applicable scenarios: outdoor night running, cycling, outdoor work1Wide Applicability: This reflective vest is designed for cycling, running or riding in dark environment, thus makes easier for the driver to notice you. 2Highly Visible: This cycling reflective vest is sewn with standard high gloss reflective cloth, and the reflective distance can be seen from 300 meters away, ensuring the safety of life. 3Multiple Working Modes: Equipped with three lighting modes, flash lighting, slow lighting, constant lighting, 3 lighting modes are provided for you. 4Lightweight and Portable: This reflective vest is light weight, compact and easy to carry. Thickened belt design, which is more comfortable to wear. 5Flexible and Adjustable: With elastic band and adjustable buckles, the size can be adjusted to fit a variety of body types, you can quickly adjust the waist and shoulders, and the tights will not move when outdoors. 1 xReflective&nbspVest&nbsp 1 x Charging Cable&nbsp&nbsp