Features:
100% Brand New and high-quality
This item can be used in water purifiers and filters, food (vegetable,
fruits) & drink quality monitoring, pools, spas, aquariums and
hydroponics
Hold function: Saves measurements for convenient reading and recording
Auto-function: Turns off meter after 10 minutes of non-use to conserve batteries
Dual Range: Measures from 0-999 ppm, with a resolution of 1 ppm. From 1,000 to 9,900 ppm, the resolution is 10 ppm
Accuracy +/- 2%
Battery: 2 x 1.5V Button Cell Battery
Item size:155mm x 28mm x 15mm
Weight: Approx 70g
How to calibrate TDS Meter:
1.In the water, hold the temp key for 3 seconds, release the hand when the screen font flashes.
2.Press temp is "+", hold is "-".
3.Adjust the value.
4.Press the temp key for 3 seconds. Calibration ends when the screen font does not flash.