Dad gift ,Stirling Engine Kit Solar Low Temperature Stirling Engine Educational Toy (FREE SHIPPING)

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Stirling Engine Kit.
Christmas Gifts & Xmas Presents .
JA 823 ~Solar Stirling Engine .

The Solar Stirling engine runs on direct sunlight! Depending upon the sun's incident angle, the engine typically runs at 70 + rpm up. All the moving parts are visible. The engine show the conversion of light into mechanical movement.
The top and bottom plate is made from acrylic glass allowing sunlight or the light from a lamp to heat up the black upper side of the displacer piston. Therefore the internal air is heated to allow the engine to work according to the Stirling principle.

specification:-
weight : 600g
sizes : 120mm x 120mm x 200mm
material : top plate - acrylic plate
bottom plate , stand & small parts - aluminium
flywheel - steel
displacer – polyfoam

Shipping :-
~Item will be shipped from MALAYSIA by International Registered Airmail with tracking number.

Estimated delivery time :-
USA & Canada:10 – 25 working days
Europe Countries:10 - 25 working days
Asia, Australia, New Zealand:7 – 20 working days
Others (South America, Middle East):Approx 1 month +
Video - https://youtu.be/fexIgf1_7Fo