3.Can Be Used In: Water purifiers and filters, food (vegetable, fruit) & drink quality monitoring, pools and spas, aquarium, hydroponics.
4.A Must Have Tool For Every Houshold: instantly check on the overall quality of the water you and your family drink. Know if your tap water purification system, such as reverse osmosis (RO) works properly or needs replacement, protecting your and your family's health Know when is the time to change filters, maintenance the aquarium, add or remove contaminants from your water.
1.range: 0-9990ppm 2.accuracy: +/- 2%. 3.battery: 2*1.5v(not included). 4.Operating Temperature: 0 ~50ºC 5.Automatic Temperature Compensation: 0~60ºC 6.Size: 154*26*19mm(6.06*1.02*0.75in) 7.Weight: 65g(2.29 oz) 8.Hold function: saves measurements for convenient reading and recording. 9.Auto-off function: turn on meter after 8 minutes of non-use to conserve batteries, and will be locked automatically after 2 minutes. 10.Dual range: measures from 0-999ppm, with a resolution is 10 ppm, indicated by drinking*10 image, factory calibrated.
1. Remove the cap from the pen and turn the switch on. 2. Dip the pen into the test solution but not more than 2cm. (the max immersion level is 5cm) 3. LIghtly stir the pen in the solution, then stay stable and after 2-6 seconds the TDS value will display on the screen. Press the hold button to save the value and then look at it. 4. After usage, dry the head the of the pen and put the cap back on. Please note: The body of the TDS pen should not be exposed to liquids, direct sunlight or high temperature. Avoid dropping it.
Package Includes: 1 x Water Quality Tester
1x Leather case 1 x TDS Meter User Manual
note: 1.this item comes without retail box,
2.this is the TDS meter, doesn't have the funtion of PH tester.