Adapter that connects a "Brand S" ballast with a Hydrofarm reflector unit. Solves the problem of not being able to use "Brand S" ballasts and Hydrofarm reflectors in combination due to incompatible plugs.
Phantom PHOTOBIO Advanced Quantum PAR Meter (Micromols)
Complete with compact main unit, remote sensor, two connection cables (short-coiled & 12’ long-straight), AAA batteries and protective carrying case.