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Compatible with the Lumatek digital lighting controller (Control Panel Plus)
getting them rooted as quickly as possible
UVB also creates more compact and denser flowers
General Use
Bluelab EC Pen - Temperature Compensated Digital EC Tester Lumii LED Compatible with the Lumatek digitalBluelab EC Pen Temperature Compensated Conductivity Tester A meter to measure the strength of your nutrient solution is one of those really necessary items for enthusiastic hydroponics growers. Bluelab's EC Pen features the same robust build quality, accuracy and reliability that make Bluelab testing equipment the default choice for growers across the world. How the Bluelab EC Pen Works The Bluelab EC Pen measures the electrical conductivity of your
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