HM Digital Waterproof EC/TDS/Temperature Meter lamps and 450 CFM fan with

and 450 CFM fan with one 6" duct for outgoing air (bottom duct)

stainless steel micro blades

built for large industrial operations

BUD MAKER 1-15-15 stimulates bud formation & increased fruit size

The three temperature and humidity outlets offer customizable day and night set points while the cycle timer outlet controls any device requiring a repeated on/off function during a 24 hour time period

HM Digital Waterproof EC/TDS/Temperature Meter lamps and 450 CFM fan withHM 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.