WI 20 Unit Card


Smarts Cards are used to operate locks and service blocks on the navigations. The units on each card can be used to purchase services as follows:
Lock Passage 1 Unit
Pump Out 2 Units
Shower 2 Units
Chemical Toilet 2 Units
Washing Machine 5 Units
Tumble Dryer 5 Units
2Kwh Electricity 1 Unit

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