Stirling Engine Kit Hot Air Motor Model Physical Dual Engine Generator Model with LED Light Flywheel Design Science Experiment Wooden Base DIY Education Toy for Teacher Adults Kids School Of

Features:
★ Well-made Stirling Engine Mode: whole body is made of Zinc alloy and stainless steel, and oaken base with 4 anti-skid pads at bottom of model machine, fly wheel is made of metal and epoxy process, enhance industrial texture.
★ Attractive LED Light: flywheels will rotate rapidly, making generator's Lamp bulb lighting. When machine works, it will be very shocking and attracting eyeballs.
★ Superior Performance: Dual cylinder engine is full of and voltage can reach 3.0~5.5V. 
★ Great Educational : glass tube and glass alcohol lamp easy to watch piston movement directly. best choice gift for students, teachers, children, friends and colleagues.
★ Easy to Operate: Fill alcohol with your 95% alcohol (we recommend this fuel) and light it. Let light burn round ended cylinder for about 30 seconds, then give wheel a gentle push.

Specification:
Model: LL-008
Material: Zinc alloy, stainless steel, glass
Color: Silver/ Gold(Optional)
Size: 170x95x73mm(LxWxH)
Weight: Approx 560g(Engine+Wooden Base)
Output Voltage: 3.0~5.0V
Fuel: 95% Alcohol
Package Size: 19.5 x 11 x 15cm/7.7 x 4.3 x 5.9in
Package Weight: 750g/26.5oz

Notes:
1. actual color of product may have a slight difference due to different computer screens, please understand.
2. Kids should be accompanied by adult. 
3. Recommend using alcohol with purity95%(prepared by buyer self)
4. HOT! HOT! HOT!Don’t touch glass when using.
5. Be careful of alcohol spitting out, it was very , If spitted out, don’t be panic, use a wet rag to cover fire.
6. Both ends of connecting rod joint activities need to add regular oil lubrication, piston can not refuel, otherwise it will not work resistance.

Package List:
1 x Engine Model
2 x Alcohol Lamp Bottle
1 x Alcohol Dropper(3ml)
2 x Spare Heating Glass Tube
2 x LED Bead
1 x LED Light String
1 x English Instruction Manual