Powered by: 3 x LR44 battery ( not included ) Features: 1. Extra Thin Copper Wire, flexible, easy to banded and shaped as you like . 2. Featuring with micro LEDs, sturdy wire that are low heat emission, stable operated by safety voltage, cost effective and energy efficient. 3. The light effect is peaceful, great for creating romantic atmosphere, ideal for any decorative project. Description: This bottle mini string light made with a fine bendable silver wire that can conform to any shape you want, drop the string of tiny lights inside an empty wine or liquor bottle, will add a beautiful decorative accent. The starry LED lights are energy-saving and environmentally friendly, these lights are perfect for positioning lights to any decorative or holiday project, suitable for party, garden, indoor decoration, outdoor decoration etc.. Specification: 1. Color: Red / Green / Blue / Purple / White / Warm white / Multicolor. 2. Material: copper wire string and plastic 3. String length: 1M 1.5M 2M 4. Total LED bulbs: 10LED 15LED 20LED 5. Powered by: LR44 battery * 3pcs (don’t included) 6. Made of high-quality material flexible and easy to store, the string light has high brightness, low radiation and no pollution Package include: 1X LED Copper String Light