Do you want a low-maintenance property, or a fixer-upper?
efficient in the sense of less network traffic, fewer errors and easier configuration with low maintenance.
Shamrocks are the ultimate low-maintenance houseplant in that they're almost impossible to kill.
LCD projectors throw a large screen picture and are very low maintenance.
Although cats are a fairly low maintenance animal, Ragdolls still need a lot of love, attention and regular brushing.