TrolMaster Beta-4 Digital Day/Night Temperature Controller spl_hgc 【OPTICAL LENSES DESIGN】Optical lenses design

【OPTICAL LENSES DESIGN】Optical lenses design that ensures more concentrated light and less light loss to achieve the most uniform PPFD for optimal photosynthesis and growth

Produces Exceptional Quality Extractions

The fan’s frame is designed with a plastic mounting base to reduce noise from fan vibrations and can be mounted in any direction

Seams are also impermeable to blood

TrolMaster Beta-4 Digital Day/Night Temperature Controller spl_hgc 【OPTICAL LENSES DESIGN】Optical lenses designTrolMaster BETA 4 Digital Temperature Controller Day Night Precision for Heating & Cooling Maintain precise environmental conditions in your grow space with the TrolMaster BETA 4 Digital Day Night Temperature Controller. Designed to operate heating or cooling devices up to 10 amps, the BETA 4 makes it simple to dial in ideal temperatures with separate day and night settings. Equipped with an easy to use LED display and built in photocell, the BETA 4