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Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
★FANTASTIC GIFT FOR EVERYBODY: great design and fine workmanship with affordable price make this engine a great gift for everyone
children which under 14 years old are required to use it under supervision of adult
charger (not included)
Three levels of recoil strength can be selected
shipping: this engine has only 11pcs left
Stirling Engine Generator Model Physics Science Experiment Kit STEM Toys - Lividity Color:Yellow ★FANTASTIC GIFT FOR EVERYBODY: great(Random Color of Bulb) Features: . Exquisite Appearence: The stirling engine model looks high end. Exquisite appearance with brilliant colors. . High Quality: The base is stable and steady. Heating cylinder and power cylinder are beautiful and durable. The piston does not wear out at high speeds for long periods of time. . Combination: The Stirling engine body is fitted with a small generator. Additionally equipped with alcohol lamp, 5V5W big bulb,
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