LEGO Technic Ultralight Helicopter 42057 Building Kit

We offer a wide variety of products, and the following precautions apply to some of them. Please note that they are listed for all products. 【Voltage Compatibility】Designed for Japanese voltage (90-110V). Using with a different voltage may cause malfunction. 【Plug Type】Japanese plugs (A or B type). Use a conversion adapter if needed. 【Transformers & Adapters】Transformers adjust voltage; adapters only change plug shape. Using an adapter without a transformer may damage the product. 【Liability】We are not responsible for damages caused by improper use, such as using the product without a transformer. Features a high-tech aerodynamic design, detailed seat, spinning main and tail rotors, controllable tail rudder, and detailed engine with moving pistons. A uniquely decorated LEGO Technic 40th Anniversary brick is included with this model. 2-in-1 Model: Experimental Aircraft available online in both A and B models Interactive 3D digital LEGO building instructions Rebuild in app and ask parents permission. Ultralight helicopter measures over 4” (12cm) high, 9” (25cm) long and 7” (18cm) wide.