Microwaves that are suitable for caravans should have a capacity from 0.5 cubic feet to 0.9 cubic feet. Secondly, microwaves suitable for caravans should have low power wattage preferably from 500 watts to 900 watts. They are compact in size, durable, and reheat various meals with power level functions. Finally, microwaves suitable for caravans don’t consume your electrical bill as they are designed with standby power that accounts for 10% of the total electricity consumption of the average household.