You need to use only detergent that are specific for use in dishwasher. The detergent brands available are Somat, Finish, Cascade, etc.
All items to be placed in the dishwasher should have dishwasher safe logo. The logo means that the items can be washed in a dishwasher.
You are recommended to use Rinse Aid for sparkling effect and better drying result.
The consumption value:
Program with maximum Energy consumption : Auto wash program - 1.7kWh
Electricity bill calculation:
Energy Consumption (kWh) = 1.7 kWh
The dishwasher salt is used to remove the hardness of mineral ions (i.e. Calcium & Magnesium) from the water. Since Singapore has low water hardness that means low concentration of Calcium and Magnesium ions therefore the dishwasher salt is not required in using a dishwasher in Singapore.
For more information on things to consider before buying a dishwasher, check out Electrolux Dishwasher Buying Guide.