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-Super aerodynamic design
• Use in any type of compost brewer
Single 1/4" Hanging Ratchet Light Hanger (1 ratchet per box)
Adjustable TDS ratio and adjustable
Easy blade replacement
HM Digital Waterproof EC/TDS/Temperature Meter Sea Green -Super aerodynamic designHM Digital COM100 Water Quality Testing Meter. Waterproof. Measure EC TDS. Temperature Tester. IP 67 rating. Factory Calibrated. Ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. The COM 100 is a professional level EC TDS meter at an unbeatable price.
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