Digital LCD Water Quality Testing Pen Purity Filter TDS Meter Tester 0-9990 PPM Temp Portable(Gray) - Product Features
The TDS meter tester can be used in: water purifiers and filters, food (vegetable, fruits) & drink quality monitoring, pools and spas, aquariums, hydroponics etc
Hold function: Saves measurements for convenient reading and recording
Auto-off function: Turns off meter after 10 minutes of non-use to conserve batteries
Press TEMP button can shift temperature meter between fahrenheit degree and centigrade degree
Applicable industries: water laboratories, CDC, the aquaculture industry, hospitals, swimming pools, household tap water quality testing