ROUASD Mini Steam Engine Model Kit – 77mm 12V Brass Motor Accessory for DIY Internal Combustion Engine Projects & Science Experiments for Adults

ROUASD Mini Steam Engine Model Kit – 77mm 12V Brass Motor Accessory for DIY Internal Combustion Engine Projects & Science Experiments for Adults

• ?【Compact & Powerful Design】Measures just 7.7 × 4.1 × 5.1 cm and weighs 290 g, making it an ideal power source or load for miniature steam and internal combustion engine models.
• ⚙️【Dual Functionality: Motor & Generator】Acts as a 12V DC motor or as a generator delivering 12V ~1A when driven by an engine—perfect for mechanical experiments or model integration.
• ?【Premium Brass Housing】Crafted from high-quality brass for durability and classic mechanical aesthetics—designed to complement high-end miniature engines and displays.
• ?【Precise Shaft Specifications】Features a 2.9 mm shaft diameter for easy compatibility with various couplings—ensures smooth power transfer and reliable performance in tight builds.
• ?【Ideal for Model Builders & Hobbyists】Packaged securely in a box with overall size 13.5 × 9 × 8 cm—perfect as an add-on for DIY steam kits or as a collectors upgrade motor.