This is a concept of environmentally friendly fuel cell model.
A great chance for children to learn about this new energy， see how amazing it is to just add salt water to make the robot car run. No batteries required! It’s amazing!
Children can experience the joyance and achievement with the assembly， which can help to cultivate their innovation and intelligence.

Package include:
1 x Motor with Connector
2 x Axle
1 x Gear
4 x Wheel
1 x Air Cathode
6 x Non-woven Fabric
6 x Magnesium Sheet
1 x Plastic Dropper
1 x Sticker
1 x Manual (English + Chinese)

The tool you may need but not included:
A cup， some salt， a stick， a slotted screwdriver， a diagonal cutter.