Nylon Night Sports LED Luminous Armband-Battery Version Blue

Nylon Night Sports LED Luminous Armband
1. Full length: 35cm.
2. Perimeter: 29cm.
3. Width: 2.5cm.
4. Individual weight: 30g.
5. Material: Nylon webbing with LED electronics.
6. Blinking mode: constant light, fast flash, slow flash, off (4 modes are controlled by switch).
7. Battery version: 2 CR2032; USB Charging version: 2 LIR2032 35mAh 3.6V button batteries (button-type rechargeable lithium-ion batteries).
8. Battery type: 60 hours of light time and 2-3 months of normal use. The battery can be replaced by yourself. It is available in convenience stores or supermarkets.
9. USB charging model: it can be used for about 2 hours after charging for 20 minutes, and can be recharged repeatedly for a long life.
10. Applicable to: outdoor sports, night running, festival parties, etc.