This twig has been upgraded with USB plug-in power option, together with 3 AA batteries (batteries are not included), and has been upgraded with high end package as picture. USB plug can plug into smart phone's charger, laptop's charger, USB wall charger, and any other USB charger that comes with 5V output to get powered. Features: This natural birch berry branch Light is made of 100% natural wood material, equipped with 20 warm white LED lights. Built-in timer with 6 hours on/18 hours off. This item has multiples purposes decoration, such as night light for home decoration, shop window and bar decoration. Dried natural twig branch with soft lights, bring you comfort and relaxation. Tips: As all twigs are 100 percent natural and dried, please treat it gently to avoid any twig broken.