100% Brand new and high quality.
This item can be used in: water purifiers and filters, food (vegetable, fruits) & drink quality monitoring, pools and spas, aquariums, hydroponics.
Hold function: Saves measurements for convenient reading and recording
Auto-off function: Turns off meter after 10 minutes of non-use to conserve batteries
Dual Range: Measures form 0-999ppm, with a resolution of 1ppm. From 1,000 to 9,990ppm, the resolution is 10ppm, indicated by drinking x 10image, Factory calibrated
Battery: 2 x 3V Button Cell battery (Not Included)
Item size:142mm x 23mm x 13mm
Package Included:1x TDS Meter Tester