Pull the 3rd lever to reveal the magnet coupler. (Can be connected to vehicle products with magnet connection specifications)
You can freely connect and disconnect each of the 3-car trains.
2 speeds, you can roll and play by hand by switching it off.
With train card
HKD 
Default (Japanese YEN)
Euros
British Pounds
Australia Dollars
US Dollars
Canada Dollars
Singapore Dollar
Malaysian Ringgit
