1x TDS Meter (white) (with a colorful tds chart on the back); 1x Instruction ( with a detailed data sheet of tds value); 1x color box ( with graphic combination of detailed operation instructions)
Larger Backlit LCD Display Equipped with larger backlit LCD for easy reading. If TDS40, the backlit color is green, If TDS>40, the backlit color is red
Auto-Lock Function From test beginning, the reading can be stabilized in seconds, and locked automatically for easy read and record
Hold Function Before reading locked automatically, the reading can be locked manually if press HOLD
ATC Automatic Temperature Compensation (ATC) for more accurate test results
Auto-Off Function Auto-Off in 2 Minutes to conserve battery
Factory Calibrated No need calibration by user, can be used directly
A Colorful TDS Chart A colorful TDS chart on the back of tds meter and a detailed data sheet of tds value on the Instruction to explains ppm readings
Widely Used Widely be used for all Water Quality Testing, Water Purification Applications, Aquaculture, Hydroponics, Pool & Colloidal Silver, Water Treatment and more. Its a must have handy tester for every household, testing for tap water, filtered water, distilled water, bottled water, well water, refrigerated water, etc