Item Type: Quartz Watches
Gender: Unisex
Style: Fashion & Casual
Movement: Quartz
Band Material: Silicone
Case Shape: Round
Dial Diameter: 4.2cm
Band Size: 2.0cm * 23.0cm
Quabtity:1pcs

There is a button on the right side of the watch, and when you press the button, the watch will send out colored lights.