Botanicare ID Tray 4 ft x 4 ft - White Dispensary Factory calibrated: all meters are

Factory calibrated: all meters are calibrated with a 342 ppm NaCl solution

Featuring coco chips (croutons) to balance aeration with lingering water retention

It has both a 0- to 60-second adjustable time delay for promoting even growth from end to end plus the added feature of two to four feet per minute adjustable speed control that covers a wide range of lamp intensities and travel distances

120V Grounded 3 Outlet 25 ft Extension Cord

Botanicare ID Tray 4 ft x 4 ft - White Dispensary Factory calibrated: all meters areMinimum order of 3 pcs. required Botanicare's redesigned white premium ID trays offer professional hydroponic gardens with superior quality and performance. The ID trays now include a 7 in deep seat that accommodates larger root masses, taller pots and deeper saturation. A curved drainage grid with wider channels simplifies cleaning while newly engineered corner gussets allow for greater support. The ID trays maintain Botanicare's standard inside