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Ships within 48 hours · Estimated delivery Aug 28 - Sep 2
pointing the stars and construction inspection
alleviating the need for frequent adjustments
These controllers automatically switch on the motor when the tank level is low and automatically switch off when the tank becomes full
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PVC Portable Ph Meter BOYLE’S LAW APPARATUS SIZE pointing the stars and constructionPVC Portable Ph Meter PVC Portable Ph Meter Pocket Pen Aquarium Pool Water Digital Tester This digital pen style pH meter is an ideal instrument for aquarium, fishing industry, swimming pool, school laboratory, food & beverage etc. Very excellent, accurate and durable Digital Tester. Note: The new digital tester shouldn't need to be adjusted. When you turn on the tester , you may find the measured value is not accurate and unstable, it's normal
US$ 128.00
US$ 38.00
US$ 88.00
