Night Armband Light Led Running Usb Rechargeable Arm Belt Various Light Emitting f54 Night Armband Light LED Running USB Rechargeable Arm Belt Various Light Emitting Mode Multi -scenario Wristband cycling Light 01-08Specifications: Specifications: Product: colorful LED luminous bracelet Material: ribbon LED lamp optical fiber light guide material hook and loop Dimensions: 26*2.5CM Colors: red, orange, green, blue, pink, yellow, black and white stripes, colorful Light color: red, orange, green, blue, pink, yellow, white and colorful Power supply: CR2032 button cell *2 (free gift) Power supply duration: uninterrupted 60 hours (depending on usage) Light emitting mode: long light-flash-slow flash-off (controlled by switch) Reuse: Replaceable battery Package Included: 1*LED Flashing Arm Strap A01-A08 1. These armbands are available in seven colours which can be easily set to flash or shine a solid light to protect you at night either cycling, jogging, hiking or rambling. 2. Can operate in two modes flashing or permanent. 3. Can be fastened around wrists, ankles, bags, backpacks, bicycle frames, saddle stems. 4. 7 Colours to choose from. Dimensions: Length: 300mm x Width:25mm (Adjustable) Specifications: Single Strip LED light for the added safety. Can operate in two modes flashing or permanent. Package Included: 1*LED Flashing Arm Strap Notes: Due to the difference between different monitors, the pictures may not reflect the actual color of the item. Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement. Please leaving a message before you give the bad feedback,if the products have some problems. Thanks for your understandings.