4 Stroke Hand Crank Model, Physics Mechanics Experiment Teaching Instrument 4-Stroke Internal Combustion Engine Model Demonstrate Working Principle

Description

• Suitable for middle school physics course experiment teaching
• Used to explain the basic structure and working principle of four - stroke single - cylinder engine
• Two ways of using, manual or connecting power supply
• Already assembled, easy to use
• Compact design, making it convenient for demonstration

Specification:
Material: Plastic + Metal
Size: As the picture shown
Battery: 2 x 1.5V AA battery (NOT included)
Base length: Approx. 17cm / 6.69inch
Width: Approx. 11cm / 4.33inch
Height: Approx. 30.5cm / 12inch
Weight: Approx. 766g
Package Included:
1 x Engine Model

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