What's in the box:

Hot Air Stirling Engine Motor DIY Model Car Vehicle Kit Unassembled Education Toy Science Experiment Teaching Aids Gift for Teacher Student Adult Children (Standard)

Features:
DIY Stirling engine model, experience the fun of assembly. After assembly, the size is about 7.1 * 4.3 * 5.0in.
Made of almost all metal, smooth and comfortable touch feel, delicate and beautiful appearance. It can be used as a special artwork to decorate at home and in the office.
Easy operation- After assembly, put the car on the bracket first, fire the pure copper alcohol lamp, put it into the drawer, gently flip the flywheel until the engine runs automatically.
Then remove the car from the bracket and put it on the flat surface, the car can move forward. The whole heating time is about 40 seconds.
Great educational toy, classroom or laboratory experimental teaching aids, a best choice gift to students, teachers, children, friends and colleagues.

Specifications:
Main Material: Metal
Item Size: 18.0 * 11.0 * 12.8cm / 7.1 * 4.3 * 5.0in
Package Size: 22.2 * 12.2 * 6.2cm / 8.7 * 4.8 * 2.4in
Package Weight: 658g / 23.2oz

Notes:
Using alcohol with purity95%.
The package does not contain alcohol, you need to add it by yourself, please pay attention to safety and fire.

Packing List:
1 * Stirling Engine Model Kit
1 * Assembly Instructions