Graduated colorful lights (7 colors) - Blue/ Cyan/ Green/ Yellow/ Red/ White/ Purple
Fits openings as narrow as 1/2 inch and as large as 1 inch.
Simple to charge and use- Charges via any USB output or charger
Charging time- 1 hour; Running time-up to 3 hours
Create a romantic atmosphere- For empty wine bottle, great for Home, party, christmas lights decoration