CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. Owning your own swimming pool is definitely a luxury.

The WaterGuru Sense offers a convenient way to test basic pool chemistry, but its associated costs can add up. If there’s any part of a homeowner’s property to really geek out about, it’s the swimming ...

WaterGuru’s second-generation Sense provides more advanced chemistry information, but you’ll pay more for the privilege. The WaterGuru Sense (now marketed as the Sense S1) changed the game for my ...