Not only does the led light give you visual appreciation, but it makes you feel the beauty of led light for your 21334 Jazz Quartet. It is the existence of led light that gives building blocks new life and brings them new vitality. Please note that this set is a light kit only. The LEGO model (21334 Jazz Quartet) is not included. What's included: 1. 1 LED light kit 2. 1 Battery box (batteries not included) 3. 1 Paper instructions All packed in a new original box. Give Your Bricks New Vitality Tips: Prepare the power bank, battery box, or USB Hub in advance. When you light up your 21334 Jazz Quartet, you should test the product to see if it works properly, and the power supply should be less than 5v to avoid burning.
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