Multipurpose Purity Meter: Ideal For Monitoring Drinking Water, Hydroponics, Aquariums, And Pool Water, Ensuring Healthy Environments For All Your Needs. Quick And Convenient Test: Equipped With Advanced Technology, This Tester Delivers Instant Results Without Compromising On Accuracy Or Ease Of Use. Energy Saving: Auto-Shut Off After 5 Minutes Of Non-Use To Conserve Battery Life, Making It An Environmentally Conscious Choice. Reliable Tds Meter: Utilizes A Premium Quality Titanium Alloy Probe For Quick Testing, Providing Reliable Readings That Fit Multiple Usages. Bonus Features: Comes With A Big Backlit Lcd Display For Easy Reading, Even In Low Light Conditions, Enhancing User Experience. Unleash the power of precision with our Multipurpose Purity Meter, a versatile companion for all your water testing needs. From ensuring the safety of drinking water to maintaining the ideal conditions for your aquarium, our meter is your go-to tool. Its compact and portable pen design makes it easy to carry and store, perfect for on-the-go testing. The auto-off function ensures energy efficiency, while the lock feature secures readings for easy recording. With a big backlit LCD display, reading results has never been more convenient. Upgrade your water management game today!