Copper bottle string lights with 20 LED warm and cool white fairy wine cork shaped lights have several benefits:

1. Decorative: Copper bottle string lights are a great way to add a decorative touch to any space. The warm and cool white lights provide a soft glow that can create a cozy and inviting atmosphere.

2. Versatile: These lights are versatile and can be used in a variety of settings such as weddings, parties, or as an everyday decoration in your home.

3. Energy-efficient: LED lights are energy-efficient and consume less power compared to traditional incandescent bulbs. This means you can enjoy the beauty of these lights without worrying about high energy bills.

4. Long-lasting: LED lights last longer than traditional bulbs, so you don't have to worry about replacing them often.

5. Easy to use: Copper bottle string lights are easy to use and can be turned on and off with a simple switch. They can also be battery-operated, which means you can use them anywhere without needing an electrical outlet.

6. Safe: These lights are safe to use and do not produce heat, making them ideal for use around children and pets.

Overall, copper bottle string lights with 15 LED warm and cool white fairy wine cork shaped lights are a great investment that can add a touch of warmth and charm to any space.