Adjust the Brightness at Will:Our neon happy birthday sign comes with dimmer switch.You can adjust the brightness with "+" or "-"buttons as you like.With its versatility and ease of use, our Happy Birthday Banner is a great choice for any customer looking to add a touch of warmth and joy to their celebration or room decor USB Powered:The neon sign can be powered by USB, making it easy to use anywhere, whether indoors or outdoors Reusable & Durable:Our Happy Birthday Led Sign for Party is made of transparent acrylic back panel and PVC hose materials, build to last.It can keep a suitable operating temperature and won't overheat after long-use. Its a great alternative to traditional glass neon lights Easy to Install: Happy Birthday Neon Light Sign package includes 2 x pre-drilled holes and comes with 2 hooks, 4 x screws and 1 x hanging chain 1 x crystal line, 1 x USB cable (3Meters), 1 x Battery Box, 1 x Happy Birthday Neon Light Size 16.5 x 9 inches.you can mount or hang it on the wall with pre-drilled holes, window, or place it on the table, desk, or shelf Wide Application:The warm white bright of Happy Birthday neon sign is suitable for any occasion, such as kid's parties, birthday parties, wedding decor, home decor, bedroom walls, bars, and more. It adds a touch of warmth and joy to any space, making it a great addition to any celebration or room decor Easy to Install: Happy Birthday Neon Light Sign package includes 2 x pre-drilled holes and comes with 2 hooks, 4 x screws and 1 x hanging chain 1 x crystal line, 1 x USB cable (3Meters), 1 x Battery Box, 1 x Happy Birthday Neon Light Size 16.5 x 9 inches.you can mount or hang it on the wall with pre-drilled holes, window, or place it on the table, desk, or shelf