Buy in bulk and save for residential homes, condos, offices or to give as a gift at your next corporate event.
Always know what's in your drinking water...before you drink it!
Some companies call them pens (they don’t write) and others call them testers, but essentially they are handheld instruments that offer the user a portable quick spot check device especially great for testing drinking water anywhere, anytime.
There are many TDS meters on the market but many aren't precise or reliable, HM Digital is 100% reliable all of the time. We found that the HM Digital’s handhelds are the most consistent, easy-to-use TDS meters on the market that you can depend on. They also have a magnet on the back to place on your refrigerator to never lose them.
Do you know what's in your water?
- Know the quality of your drinking water in parts per million (ppm)
- Test water anywhere, anytime.
- Know when you need to replace filters in your water purifier.
Learn more about TDS, water contaminants and purity
The HM Digital AquaPro AP-1 Handheld Water Quality TDS Tester is a handheld water quality meter. It measures the temperature of water and the total dissolved solids (TDS) which means that this tester will tell you how much "stuff" is in your water between dissolved solids such as salts, minerals, contaminants. TDS meters are not contents testers so you will not find out what exactly is in your water but if you want to ensure that you're drinking a high quality purified water at all times, we recommend you install a premium reverse osmosis water purifier that will end your worry.
HM Digital’s AquaPro Series, is a handheld water quality tester which, with a modern design is perfect for today’s tech-savvy and health-conscience consumer. The AquaPro digital water testers are the next generation for today’s modern kitchen.
This TDS meter is made with an advanced microprocessor technology. The housing is water resistant, has an auto-off function, low-battery indicator, data-hold function, and weighs 1.5 oz. The measurement range is 0-5000 ppm and the temperature range is 32-176° F. The large LCD screen makes the numbers on the meter easy to read. The portability gives you the freedom to test water anywhere you go, anytime and decide if you want to drink the water in your glass or if at home when you have a water purifier installed, know when to order replacement filters and membranes.
Always Know The Quality Of Your Drinking Water
TEMPERATURE RANGE: 32-176 °F. ACCURACY +/- 2%
- Self-Contained Cell Design
- Automatic Temperature Compensation (ATC)
- Simultaneous TDS And Temperature Reading
- Water Resistant Housing
- Large Easy-To-Ready Screen
- Field Tested Durability
- Digital Calibration
- Factory Calibrated
- Impact Resistant Carrying Case
- Magnetic Body / Backing (Perfect for the fridge!)
- 200-Hour Battery Life (keep it charged for accurate reading)
- Pocket Clip
- Made in the US
Learn More About TDS and Water Purity