7-in-1 TDS/pH/EC/SALT/S.G/ORP/TEMP Digital Meter,LCD with Backlight

TDS:0-10000ppm
PH:0.00-14.00ph
EC:0-10000µs/cm
SALT:0-10000ppm,10.1-200.0ppt,0.00-25.00%
S. G:1.000-1.222
ORP:0 ±999mv
TEMP:0-60.0°C / 32°-140.0°F
Accuracy. TDS: ±2% PH: ±0.05pH, EC: ±2%, SALT: ±0.1%,0RP: ±2%, TEMP: ±0.5°C
Resolution: TDS: 1ppm, PH: 0.01pH, EC:1µs/cm,
SALT:0.01%,0RP:1mv, TEMP:0.1°C / 0.1°F Power Supply: 3*1.5V(LR44 Cell)
Color: Light Blue/Black