спорт фитнес открытый светодиодный светоотражающий браслет ремень безопасности для ночного бега велоспорт ручной ремешок браслет наручные бр

description: led arm light is a practical and multi-functional light that protects your safety when you do sports at night, such as cycling, running, jogging, hiking and so on. our armband is made of high quality material, soft, bendable and durable to use. it is operated by 2pcs cr2016 button batteries, with low energy consumption. and the included strap could make your armband adjustable, you could wear comfortably. such a practical arm light, you're worth on to protect your safety at night.