G.A.S AC-EC Controller PVC Coated Steel Wire 1.8mm - 50m Safe for All Plant Stages:

Safe for All Plant Stages: Suitable for use throughout all stages of plant growth

Hydro A&B has a well-balanced NPK formula that is complimented by essential micro elements magnesium and calcium

incombustible

and air quality

There are three main differences between a Rhino Pro and a Rhino Hobby:

G.A.S AC-EC Controller PVC Coated Steel Wire 1.8mm - 50m Safe for All Plant Stages:The G. A. S AC EC Controller allows you to use either EC or AC fans to the highest degree of precision. Using an incredibly sensitive temperature & humidity sensor, the AC EC Controller maintains the perfect conditions in a grow room. Balance fans to achieve negative pressure Temperature and humidity control Plug and play for AC or EC fans Separate Day & Night settings for temperature and humidity Set maximum and minimum fan speeds accurately to 1%