If you feel like you don’t have enough outlets at home, here’s something really cool that’s on sale: an outlet extender with built-in surge protection, which turns one outlet into nine ports.

And even in their liquid-waste setting, dual-flush toilets save little water over a capable, single-flush toilet—and can use far more if they require a second flush to completely clear the bowl.

Most are single-flush models, though the top-rated Glacier Bay model is a dual-flush toilet, meaning you can use minimal water for most flushes. All of the models below are WaterSense certified by ...