GSE Digital Water Cycle Timer (10-Amp) Media B'Cuzz Root Stimulator is the

B'Cuzz Root Stimulator is the better fit

CenturionPro Tabletop Pro: Smaller footprint

or an AutoPot-style layout

though you'll get better results if you're running dedicated metal halide for veg

Use: Single-use

GSE Digital Water Cycle Timer (10-Amp) Media B'Cuzz Root Stimulator is theGSE Digital Water Cycle Timer (10 Amp) Precise Day Night Feed Cycles Best for: ebb & flow, dripper and NFT hydroponic systems that need separate day and night feeding schedules. Our thoughts This is a proper purpose built cycle timer, not a generic plug in appliance timer pressed into hydro duty. Being able to set completely different feed and rest cycles for day and night and have it switch automatically via the light sensor takes one more thing off