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BLE-YC01 Digital Temp CL ORP EC TDS pH Meter
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Bluetooth Water Quality Tester for Swimming Pool，Professional Measurement of pH, ORP, Chlorine, EC, TDS, and Temp.
Learn more pls contact:
Skype：sunnyfeng102
Wechat: sunnyfeng102
cell phone/whatsapp：+86 19129364625
Learn more pls contact:
Skype：sunnyfeng102
Wechat: sunnyfeng102
cell phone/whatsapp：+86 19129364625
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