I also have a lighting kit to go with this set, both boxes unopened.
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1 x LED Light Kit(NO MODEL). 1 x Battery Box(Battery NOT Included). The product is just a light kit, not included the model! Make your model more cool. The product is just a light kit, not included the model.
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31212 The Milky Way Galaxy LEGO is in really good condition comes in its original box comes in the instruction manuals and will be broken down into Ziploc bags. They will not be numbered in the coordination that it was built in. Have any questions please ask and will be shipped by DPD or parcel force. Please do not pay for a prepaid label because it is too much of a hassle specially on the bigger products if you end up paying for a prepaid label I will cancel the order and send you a full refund. Sorry if this causes any inconvenience, but it’s just easier For me to do it with out a prepaid label 
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brand new and sealed
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Bring to life the vast beauty of The Milky Way Galaxy (31212) with this incredible LEGO® wall art building kit for adults. This awe-inspiring piece of art is created from 3,091 layered LEGO bricks and pieces to produce a 3D effect of incredible depth and texture.
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LEGO 31212 The Milky Way Galaxy is a 3,091 piece LEGO Art set released in 2024. It consists of 3,091 layered LEGO bricks portraying the Milky Way Galaxy. Features depth, texture, and includes famous points of interest like Trappist-1, The Pleiades, The Crab Nebula, and even The Pillars of Creation.
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LED Light Kit ONLY for LEGO® The Fauna Collection - Tiger 31217 Light (Classic). LED Light Kit For Creator Tower Bridge -Compatible with LEGO® 10266 Set （Remote）. LED Light Kit for Nano Gauntlet - Compatible with LEGO® 76223 Light Set (Remote).
eBay
1 x LED Light Kit(NO MODEL). 1 x Battery Box(Battery NOT Included). The product is just a light kit, not included the model! The product is just a light kit, not included the model. Make your model more cool.
eBay