51ziovUsZdL

Features :1.This item can be used in : water purifiers and filters, food (vegetable, fruits) , drink quality monitoring, pools and spas, aquariums, hydroponics.2.Hold function : Saves measurements for convenient reading and recording3.Auto-off...

£7.78
 
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51s5-2BQGCKCL

Features :1.This item can be used in : water purifiers and filters, food (vegetable, fruits) , drink quality monitoring, pools and spas, aquariums, hydroponics.2.Hold function : Saves measurements for convenient reading and recording3.Auto-off...

£7.33
 
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510M0Ya9cQL

Features :1.This item can be used in : water purifiers and filters, food (vegetable, fruits) , drink quality monitoring, pools and spas, aquariums, hydroponics.2.Hold function : Saves measurements for convenient reading and recording3.Auto-off...

£5.14
 
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514Ql8vDiFL

Features :1.This item can be used in : water purifiers and filters, food (vegetable, fruits) , drink quality monitoring, pools and spas, aquariums, hydroponics.2.Hold function : Saves measurements for convenient reading and recording3.Auto-off...

£7.75
 
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41i-amEgh2L

Professional quality combination TDS Meter, Electronic Conductivity Meter and Temperature Meter This pen type TDS meter for your home drinking water fillter monitors, also popular in pools, waterworks laboratory, CDC, aquaculture water quality...

£15.90
 
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