Blue Mini Digital LED TDS Pen Type Water Quality Tester TDS Meter For Monitoring hydroponics aquariums

  • 10 - 99 Pieces
    $1.99
  • 100 - 499 Pieces
    $1.95
  • 500 - 999 Pieces
    $1.88
  • >=1000 Pieces
    $1.80
Measurement Range:
0-9990 ppm
Accuracy:
± 2%PH