Can I bring electronic devices such as iron onboard?

No irons or any form of heating or cooking equipment is allowed onboard. All is subjected to Marine Safety Standards. 
All staterooms have a kettle.

Is it safe to drink water from the Stateroom’s tap?

Yes tap water in stateroom is drinkable.

Does Dream Cruises allow smoking in staterooms?

Smoking is not permitted in staterooms. Smoking is permitted in designated areas only.

Is there a safe in all staterooms?