Our neon lights are handmade. The built-in LED flexible light strip uses a 4.5V low-voltage design, so it consumes less energy and has a longer lifespan. The light bar is made of soft and environmentally friendly PVC flame-retardant material, does not generate heat, has high light transmission, and there is no risk of glass breaking or leakage of harmful substances.The neon light set contains three cool space elements neon lights, planets, aliens, and rockets. Heytea o child is not fascinated by outer space. These neon lights will be the best gift for your children.Our neon lights are powered by USB or use 3 AA batteries (batteries not included) (Designed for Portability). You can use a USB socket or a personal computer to light it up indoors; Our neon lights can be used in the car during road trips to add beautiful patterns to the journey; Moreover, for bicycle riding at night, install the neon lights on the front of the bicycle to bring a great experience .Heytea OTICE:Please don't use battery and USB at the same time,may cause the battery to heat.The light effect of neon lights is blue backlight and pink dotted light, which is very aesthetic. The size is 12x6.8 inches for planets, 8x8.8 inches for aliens, and 11.6x5.8 inches for rockets; each neon sign has a hole, which can be hung on the wall or fixed anywhere you want, they run quietly when lit , will not affect sleep.Heytea eon lights are an ideal eye-catching choice for your home decor or gifts, making simple life more colorful and interesting. Selected outer space themes, very suitable for playrooms, bedrooms, university dormitories, cafes, bars, parties, etc.; can be used as birthday, Valentine's Day, Christmas gifts for kids, teens girls boys, gamers, lovers, etc.; can also be used for Decoration for weddings, bachelor parties, birthday parties and other celebrations.