Sunnytech Stirling Engine Generator Educational Toy for Electricity

The M14-03-S engine features: 1. Model: M14-03-S 2. Speed: 1300 to 1500 RPM 3. Weight: 480g / 17.74oz 4. Size: 205 x 100 x 90mm / 8.07 in x 3.93 in x 3.54 in 5. Technical parameters: flywheel diameter 54mm; driving wheel 24mm; power cylinder inner diameter 14mm; piston path 16.0mm; cylinder inner diameter 19.0mm

The Packing List includes: * Engine x1 * Lamp x1 * Wick x2

Spare parts are available upon request.

The M16-22-D engine features: 1. Model: M16-22-D 2. Speed: 1300 to 1500 RPM 3. Weight: 2200g / 4.8 lb 4. Size: 210 x 133 x 105mm / 8.26 in x 5.24 in x 4.14 in 5. Technical parameters: flywheel diameter 64mm; driving wheel 29mm; power cylinder inner diameter 20mm; piston path 20mm

The Packing List includes: * Engine x1 * Lamp x2 * Wick x1 * LED x5

This product is an excellent gift option for a wide range of applications. Its elegant gift package makes it a presentable and appealing choice. It can be a great gift for kids' science projects, physical/mechanical learning, teacher's demonstration props in the classroom, and birthday gifts for friends, family, and children. Many of our customers are from educational institutions.

It continues to fascinate people of all ages with its mysterious operation, making it a wonderful gift for your loved ones. It can also be used for educational purposes. Many of our customers are from schools and colleges, and find it easy to install and uninstall.

Placing this Stirling engine on your desk can be an amazing conversation starter. Watching the flywheel spin as you add fuel is a captivating experience, and your guests will be eager to understand how it works, creating an ice-breaking opportunity.

The engine is easy to operate and long-lasting. Simply fill the alcohol burner with 95% alcohol (as recommended), light it, and let the cylinder heat up for about 20 seconds. Then, gently push the wheel, and it will run for over 8 hours continuously without any issues, as tested by one of our customers.

The product is packed securely, with the glass tube packaged separately in a bubble bag to prevent damage during shipping. The wooden base is left unpainted, allowing you to stain it in the color of your choice or let your imagination run wild with your kids or friends.

product information: