About this item This fits your . Make sure this fits by entering your model number. ? Only for LED kit: a lighting kit designed specifically for Lego75257, you can bring the Lego Star wars from darkness to bright, let him come to life in the dark ? Effect: LED lights can make building block toys shine in the dark, bring us visual appreciation, let us feel the beauty of LED building blocks, and greatly increase the fun of assembling building blocks ? Installation tips: After building the model, it is recommended that you install LED lights. Please be careful when installing, do not excessively pull, bend or shake parts to avoid damage. The power supply uses three AAA batteries or a USB charging cable (except battery or cable). The voltage should be lower than 5V to avoid overheating and fire. ? Accompanying product: After receiving the packaging, you will also receive a paper installation guide. According to the instructions in the manual, you will install LED lights more easily. We will also provide you with a plug-in board that can accommodate 7 USB ports to avoid twisting and more convenient use ? About us: If you encounter difficulties or confusion when using the product, please send us an email and we will help you solve this problem immediately