LED Flashing DIY Siliocne Wrist Arm Band Bracelet Night Light Luminous Specifications: Color: Send in random Length: approx. 24cm Width: approx. 15mm Battery: 3 X AG Weight: approx. 20g Features: Perfect for outdoor cycling， jogging， walking at night. Super Bright LED Light， with 3 modes， quickly flashing， slowly flashing， steady. Simple style design， easily to take off or take on. Can be extend to a big neck ring by connect one to one. Package Includes: 1 X LED Wrist Band