Consists of 14 pcs of colorful LEDs

Flashes 30 different patterns, and pattern changes every 4 seconds

Pattern is completely visible when sped up to 20km/hr

Auto-sensing switch control works when riding, and powers off when not

Battery: Operated by 1xAAA (NOT INCLUDED)

Size: 7 x 4 x 1.5 cm

Package content: 1x Spoke Light