SUPER AQUAFRESH Water Purity Tester Digital Meter Digital TDS Meter

Free 02 Pcs LR44 battery extra for this device. Range 0-999 Highly Efficient And Accurate Due To Its Advanced Microprocessor Technology. Hold Function: Saves Measurements For Convenient Reading And Recording. Auto-Off Function: The Meter Shuts Off Automatically After 10 Minutes Of Non-Use To Conserve Batteries. Measurement Range: 0-4990 Ppm. From 0-999 Ppm, The Resolution Is In Increments Of 1ppm. From 1000 To 4990 Ppm, The Resolution Is In Increments Of 10ppm, Indicated By A Blinking 'X10' Image. Built-In Digital Thermometer Display: Large And Easy-To-Read Lcd Screen. Factory Calibrated: Our Meters Are Calibrated With A 342 Ppm Nacl Solution. Meters Can Be Recalibrated With A Mini-Screwdriver. Also Available In "X10" Mode: Reads In Increments Only Of 10 Ppm (0-4990 Ppm). Click Here For A Photo Of The Meter With Its Case. Need Help Deciding Which Meter Is Right For You?