[3D Creative Design] We took inspiration from the 3D lamp and made some changes to make it more applicable to more scenarios. If you are tired of the monotonous string lights, then these creative 3D window Christmas lights will definitely make you happy [Super Transparent And Bright] window Christmas lights are made of high quality materials and have high light transmission. The light source consists of bright LED beads and has a diameter of 22 cm. The overall appearance is very transparent and beautiful. [Powered by AAA batteries] The battery cover has a separate mechanical on/off button, which is powered by 3 AAA batteries (not included) [Outdoor and indoor decoration] 3D Christmas window lights are a great way to decorate your home for the holidays. They can be installed in any space and will bring a bright and artistic touch to your sweet spaces [Easy to use] The battery cover is equipped with a strong sponge sticker, which can solve the problem that the suction cup falls off easily. It is equipped with a hanging ring, which can be hung up (suction cup not included). Size: the diameter is 22cm. Style: Christmas tree. Quantity shipped: 1 piece.