a well-designed and crafted mechanical toy suitable for people of all ages from all works of life
Simple and Fun to Operate: Connect the boiler(not included)
collection of crafts level of exquisite work
leaving 1/3 of the boiler space to produce steam
The real color of the item may be slightly different from the pictures shown on website
Stark Hall Sensor Brushless Motor Electric Machine Fan Blade High Speed DIY Physical Model Science Toy Type_4 Cylinder Stirling a well-designed and crafted mechanicalDescription: Brand: Stark Name: Brushlees Hall Motor Model Power: 6W Working Voltage: 12V Dimension: 155x125x150mm Material: Fan Blade, Acrylic, High Speed Hall Sensor, Coil Speed: 2000 3000r min Hall Motor Advantages: Brushless Motor, Not Easy to Wear, Transparent Structure, Long Service Life Features: 1. Using hall sensor, transparent visual structure. 2. Multi coil design, stronger magnetic field, higher speed. 3. Laser cutting acrylic material, no