Hydrotech 250w HPS Magnetic Ballast Mammoth Tent T+ 20-20-20 All-Purpose fertilizer has

T+ 20-20-20 All-Purpose fertilizer has no fillers

Premium Switchable Ballast is capable of switching between Metal Halide (MH) and High Pressure Sodium (HPS) bulbs

Nature's Nectar solution contains no sediment and has been manufactured so all nutrients are instantly available to your plant

A robust handheld solution for measuring conductivity and temperature on the go

Hydrotech 250w HPS Magnetic Ballast Mammoth Tent T+ 20-20-20 All-Purpose fertilizer hasHydrotechs ballast kits come ready to use complete with 11 lamp cord with mogul socket and 8 power cord. Our ballasts are housed in a unique box designed to keep the unit cool. Ballasts are quad tabbed, with line voltages of 120v, 208v, 240v, and 277v available.