This LED-illuminated bracelet is the perfect companion for concerts, bars and night out. Its battery specification is a CR2016 coin cell battery, which can be lit for 15-25 hours, and it is designed with high-quality for easy wearing and adjustment to ensure a comfortable fit. The bracelet can be custom-engraved so you can engrave a personal message, a special date or creative text on it to make it unique and personal. When night falls, the LED lights flicker and the bracelet shows a charming glow, instantly becoming the center of attention. Let this customizable LED illuminated bracelet become a sparkling embellishment to your nightlife! The prices for 17, 000pcs or over are based on ocean shipments.