ZDRS-2120 Accurates ‰SALT/TDS/CF Digital Tester WR（3 in 1）

Range: SALT: 0.0-100.0 ‰ Salt,  TDS: 0-9990ppm, CF:0--100,

Resolution: ± 0.1‰; 10ppm (mg/l); 1 CF,

Accuracy: ±2% F.S. ±2% F.S; ±2% F.S.

Temp.℃: 5 - 50°C ( 41 - 122°F ) / ATC

Calibration: One-point at 1382 ppm;

Features: The data maintains automatically . Automatic switch-off function: After 5- 8 minutes without pushing

Display: 3½ LCD with illumination

Battery Life: DC 9V ;