3D Printing Single Cylinder Diesel Internal Combustion Engine Tractor Model Toy Introduction: This is the engine of a h&-held tractor printed by 3D printing technology. It can be bought back as a gift & sent to a technical boyfriend. It is very good. If you have good hands-on ability, you can also DIY to make a whole tractor or trolley. Because it is printed by a 3d printer, there may be burrs or layers in some parts, which are unavoidable. Description: Brand Name: Small Hammer Item Name: Tractor Engine Model Weight: 300g
Size: 10.5*7*9 cm Main power: high power 280 motor Applicable age: 7 years old or older Power: 7.4v 18650 lithium battery pack (size just fit in the water tank) Throttle control: Throttle size is achieved by pulling the throttle knob through the steering gear Simulation point:1. The appearance is quite like the tractor head.2. Must be shaken to reach a certain speed to start.3. There is a throttle.4. If the resistance is too high, the speed will be lower than a certain value. Note: There is no battery in the delivery! Battery suggest buy 18650 lithium battery SM plug Package included:1 x Tractor Engine Model 1 x Manual