6 in 1 Water Quality Tester for Fish Tank Aquariums 24Hrs Online APP Monitoring
PH:0.00-14.
00PH
EC:0-19000us/cm，0-199.0ms/cm
TDS: 0-19990ppm,0-199.0ppt
SALT:0-199.9ppt,0-20%
S.G:0.990-1.400
Temperature:0-50℃(32-122℉)
