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For commercial or residential applications
BioGrow & BioBloom are the other 2 products in this family
the fan starts working when the indoor is warm enough
Low battery indicator
LTL Controls Master 4 Lighting Relay Controller, 120/240 Volt Fertigation & Nutrient pH Dosing Pumps For commercial or residential applicationsThe Master 4 by LTL Controls is the safest and easiest way to control a 4 HID light setup. This controller has the capability to run a maximum of (4) 1000 Watt ballasts using 120 Volt power & 240 Volt power, with a maximum relay amperage of 30 Amps, and includes a 120 Volt trigger cable which can be connected to a 120 Volt timing device. It is recommended to consult a certified electrician before installing or using this controller, especially if you
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