Description
It is powered by a small button battery, which can present high visibility in twilight and night activities. You can connect to a computer, mobile power and other USB ports for fast charging. It is easy to wear, you just need to put on them on arm, adjust the size and fix them. It is easy to be caught during outdoor sports at night, such as running, jogging, biking and hiking, ensuring your safety at night. Up to 10000pcs to be shipped via ocean. 13.78″ x 0.98″
