Lab-quality technology at your fingertips / Measures total solids in water to determine whether it's pure enough to drink

The IntelliTEC Digital Water Purity Tester measures the total dissolved solids (TDS) in water. It's a measurement described in parts per million (ppm); the higher the readin, the more chance there's something harmful in your water. You'll always know the water purity, wherever you drink.
Instantly measure your water purity -- at home, in the office and on the road
Save money by identifying good tap water - avoid expensive bottled water
Maximize your water filtration system - know exactly when to change your water filter