Gywjioy Digital Salinity Tester，7 in 1 PH/TDS/EC/Salt/S.G/ORP/Temp Tester, swimming pools, goldfish tanks, and high-precision water testing kits for hydroponics
Product ID: 648823561
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Gywjioy Digital Salinity Tester，7 in 1 PH/TDS/EC/Salt/S.G/ORP/Temp Tester, swimming pools, goldfish tanks, and high-precision water testing kits for hydroponics
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TrustScore 4.5 | 7,300+ reviews
Zainab N.
Fantastic and great service. Shipping was faster than expected.
1 week ago
Anita G.
Good experience, but the tracking updates could be better.
