The most common U.S. ATM available is Cirrus. There are no restrictions on the amount of money an individual can bring into the country. A valid passport is necessary. Proof of sufficient funds and proof of a return ticket are required. No vaccinations are required.
Most major hotels have adapters to borrow.
Driving is on the left-hand side of the road. Speeds are in kilometers per hour. New Zealand has a no-fault accident compensation program, which applies to both residents and visitors. The emergency phone number is 111 and can be accessed from payphones with paying. You have my best wishes for a pleasant and profitable trip.