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. Race car model for children aged 7 and up – An assembly set that realistically reproduces the features of a race car and allows you to enjoy the pull-back action. Dreaming of tomorrow's champion – A pullback action where you can enjoy extreme driving as if you were an exclusive driver for the Mercedes-AMG F1 team. Coloring just like the real car – not only the structure of the car but also the sticker design is realistic Car models for kids – a gift that will get kids excited about motorsport and the Mercedes-AMG F1 team Let's build together - LEGO Technic for adults Perfectly compatible with Mercedes-AMG F1 W14 E Performance (42171). Enjoy assembling side by side with your child (each set sold separately) Cultivate an interest in engineering – The LEGO Technic series fosters curiosity about engineering in an easy-to-understand and realistic way through realistic movements and mechanisms. Size – (approx.) Height 6cm x Length 24cm x Width 10cm/Number of pieces: 240 Toys for elementary school boys and girls aged 7, 8, and 9 who like Benz and cars.