The convenient and practical luminous armband is an excellent night sports accessory, which can play a certain warning role and effectively protect your safety. The luminous design and simple usage make it more practical and can be easily applied to your arm. Features -Color: Pink -Material: Nylon, LED Electronics -Size: 28.00X2.50X1.00cm/11.00X0.98X0.39in -Battery: The is included. -Charging time: 5 Hours -Luminous Time: 60-80 Hours -Usage Time: 1-2 Mouths -These reflective straps are great for all kinds of outdoor activities, such as running, cycling etc. -You can wear it with your left or right arms or share with your friend or family. -This luminous armband is very lightweight, and will not add any extra burden to your arm. -Made of premium nylon material which is good for durable use and wide applications. -Adjustable design helps to wrap securely around wrists or lower arms, perfect for arm, wrist, ankle and leg. Package list: 2 x Running Glowing Armbands