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Silent Running and lightweight
5mm power cable for added flexibility and is airtight for powered air-cooling
turning more of your electricity into light
that you may use them for whatever device you may find suitable
RAM AIR-PRO II Fan Speed Controller Sunblaster Silent Running and lightweightOverview The RAM Pro II Fan speed controller is a smart and quiet fan controller, made to adjust the intake and extractor fans thermostatically. It's designed to adjust 2 inline extractor fans by monitoring the maintaining the ideal air pressure and temperature in the grow room. Plug your fans into the unit, set the ideal fan speed and air temperature ratio and the unit will maintain a constant temperature in the grow room. You'll have complete