This is a concept of environmentally friendly fuel cell robot.
A great chance for children to learn about this new energy， see how amazing it is to just add salt water to make the car run. FC module include 3 parts， the Magnesium metal sheet is a consumable item， one sheet can make the car run for about 4 hours continuously.
Kit includes 3 Magnesium metal sheets.
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
1 x Non-woven Fabric
1 x Magnesium Sheet
1 x Plastic Dropper
2 x Screw
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.