Sunnytech Stirling Engine Solar Mendocino Motor Educational Model

The M14-03-S model features a speed range of 1300 to 1500 RPM and weighs 480g / 17.74oz. Its dimensions are 205X100X90mm / 8.07 in 3.93 in 3.54in. The technical parameters include a flywheel diameter of 54mm, a driving wheel of 24mm, a power cylinder inner diameter of 14mm, a piston path of 16.0mm, and a cylinder inner diameter of 19.0mm.

The QZ05 model has a speed range of 800-1000RPM and a size of 115115170mm /4.534.536.69in, with a net weight of 270g / 0.60 lb.

For operation, first position the model near a window or suitable light source, avoiding steel desks as they can affect performance. Set the rotor on the board, and gently push it to start the smooth, auto-rotation under light. The magnet is fragile, so avoid magnetic suction to prevent damage.

This product makes an excellent gift option for many applications. Its elegant gift packaging enhances its presentability, making it suitable for kids' science projects, physical/mechanical learning, teacher's classroom demonstrations, and birthday gifts for friends, families, parents, and kids. Many of our customers come from schools and colleges.

The product continues to fascinate young and old alike with its mysterious operation, making it a great gift for families and friends. It can also be used for teaching purposes, with easy installation and uninstallation.

To operate, fill the alcohol burner with 95% alcohol (recommended fuel) and light it. Let the light burn the round-ended cylinder for about 20 seconds, then gently push the wheel, and it will run smoothly for 8+ hours of continuous operation without any issues, as tested by one of our customers.

No manual is required for operation. Simply set the rotor on the board, and it will levitate successfully. Give the rotor a gentle push, and it will run smoothly. The auto-rotation under light is a captivating feature.

This product serves as an amazing conversation piece on your desk, being both decorative and impressive. It's a cool piece of art that can stand on your desk, capturing the attention of your visitors.

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