• TECHNICAL SPECS: Accuracy: ± 2%. Range:0-9990ppm, 0-9990 µs/cm, 0.1-80.0°C, 32.0-176.0°F.
• MULTIPURPOSE WATER TESTER: Use this mini device to test the water you are planning to use for hydroponics or to fill your aquarium. It can also be used as a TDS meter for coffee or a TDS meter for drinking water to ensure your H20 is clean and healthy!
• PROFESSIONAL QUALITY: Made out of the the finest quality materials available, our ATC meter is much more durable than any other affordable TDS meter currently on the market.
• EASY TO USE TDS METER: Each one of these TDS water meters is equipped with a digital display that makes it easy to read levels, know when it's time to change the filter and adjust settings are needed.
• COMPACT, PORTABLE SIZE: The small, slim size of our high range TDS meter allows you to take it with you to test water on the go.
• Data zeroing, data locking and automatic shutdown functions. 
• With Backlight:Convenient to use in the dark.
• The color of backlight would change according to the water quality. When TDS Less 40, the backlight would shows green color, it means it is the qualified drinking water. When the TDS is bigger than 40, the backlight color red. That means it is not the qualified drinking water. 

Packing Included:

1x TDS Tester

1x Manual

1x Bag